Science Quizzes II

3 votes, 5 avg
36

Which are Fish?

Given 20 different animals, do you know which are scientifically classified as fish?

1 / 20

anglerfish

2 / 20

seahorse

3 / 20

cuttlefish

4 / 20

catfish

5 / 20

swordfish

6 / 20

jellyfish

7 / 20

lionfish

8 / 20

starfish

9 / 20

bala shark

10 / 20

stonefish

11 / 20

trumpetfish

12 / 20

axolotl

13 / 20

silverfish

14 / 20

pufferfish

15 / 20

crayfish

16 / 20

dogfish

17 / 20

sea cucumber

18 / 20

manta ray

19 / 20

clownfish

20 / 20

krill

Your score is

The average score is 85%

2 votes, 5 avg
6

General Science Quiz #13

1 / 10

What does DNA contain that RNA does NOT contain?

2 / 10

A pH value of 11.45 indicates a/an __________ solution.

3 / 10

Force = ____________________

4 / 10

The asteroid belt is between:

5 / 10

An elm tree is a/an:

6 / 10

The Second Law of Thermodynamics states that the ___________ of the universe is increasing.

7 / 10

Warmer air rises while cooler air descends.  This is an example of:

8 / 10

The chemical symbol for platinum is:

9 / 10

An alkaline or basic solution will feel:

10 / 10

Which one is NOT a chordate?

Your score is

The average score is 87%

2 votes, 5 avg
5

Is It Colorless/Colourless? – Sudden Death Quiz

In a sudden death quiz, one incorrect answer causes the quiz to end.  Choose wisely!

1 / 22

pure water

2 / 22

liquid bromine

3 / 22

amoebas

4 / 22

hydrogen gas

5 / 22

rubbing alcohol

6 / 22

anthracite

7 / 22

acetone

8 / 22

volcanic glass

9 / 22

clean air

10 / 22

dilute hydrogen peroxide

11 / 22

liquid mercury

12 / 22

nudibranchs

13 / 22

hexane

14 / 22

Sprite soda

15 / 22

maple syrup

16 / 22

radon gas

17 / 22

potassium dichromate crystals

18 / 22

mineral oil

19 / 22

vodka

20 / 22

chlorine gas

21 / 22

gasoline

22 / 22

beer

Your score is

The average score is 88%

Pos.NameScoreDuration
1JohnDough100 %2 minutes 26 seconds
2zman86 %1 minutes 2 seconds
3Guest68 %1 minutes 12 seconds

1 votes, 5 avg
7

General Science Quiz #14

1 / 12

Pure substances composed of more than one type of element are called:

2 / 12

On which pair of particles would a force of repulsion occur?

3 / 12

Which one of the following molecules directly requires the element nitrogen?

4 / 12

X + Y   <---->   XY

If some of reactant X is removed from the system, in which way will the reaction shift in order to reestablish equilibrium?

5 / 12

Small fish eating parasites that live on the skin of a large fish is an example of:

6 / 12

What determines the function of a protein?

7 / 12

In an acidic solution, litmus paper is ________ and phenolphthalein is _________.

8 / 12

The first cells on Earth are likely to have been:

9 / 12

Which statement is TRUE?

10 / 12

Which one of these is a diprotic acid?

11 / 12

Which statement is FALSE?

12 / 12

The relationship between buoyant force and weight of displaced fluid was stated by:

Your score is

The average score is 77%

Pos.NameScoreDuration
1Vu2u83 %1 minutes 18 seconds
2zman83 %2 minutes
3psychozombie75 %2 minutes 15 seconds
4Guest67 %1 minutes 29 seconds
5Geth8bee58 %1 minutes 18 seconds

1 votes, 5 avg
4

General Science Quiz #15

1 / 12

During a phase change such as vaporization,

2 / 12

How does a meteor become a meteorite?

3 / 12

Which cell structure-function pair is incorrectly matched?

4 / 12

If a gas at 0.80 atmospheres of pressure has a volume of 20.0 liters, what is the volume of the gas at 0.40 atmospheres of pressure?  Assume that all other factors remain constant.

5 / 12

Approximately how long does it take the Moon to complete one orbit around the Earth?

6 / 12

What is the approximate mechanical advantage of a pulley system with four supporting ropes?

7 / 12

What property of water allows it to move upward from the roots of a tree to its leaves?

8 / 12

What is one way in which scoria differs from pumice?

9 / 12

Pressure in a fluid acts:

10 / 12

The pumping of substances across a membrane against the direction of spontaneous movement is which type of work?

11 / 12

A 1.0-molar solution of copper(II) sulfate in a beaker is left uncovered over the weekend.  On Monday, which statement will be true?

12 / 12

What is the deepest ocean trench?

Your score is

The average score is 77%

2 votes, 5 avg
3

Bone, Muscle, Gland, or Organ?

1 / 20

liver

2 / 20

tibia

3 / 20

pituitary

4 / 20

brain

5 / 20

soleus

6 / 20

ulna

7 / 20

thyroid

8 / 20

gastrocnemius

9 / 20

pineal

10 / 20

spleen

11 / 20

malleus

12 / 20

bladder

13 / 20

latissimus dorsi

14 / 20

metacarpals

15 / 20

prostate

16 / 20

external oblique

17 / 20

mammary

18 / 20

kidneys

19 / 20

trapezius

20 / 20

coccyx

Your score is

The average score is 95%

0 votes, 0 avg
3

Chemistry Quiz

1 / 12

Substance AB2 (the 2 is meant to be a subscript) is 60% A by mass.  What is the percentage mass of A in substance AB?

2 / 12

What type of chemical bond is expected to form between potassium and fluorine?

3 / 12

Which has greater mass, 1.0 liter of feathers or 1.0 L of lead?

4 / 12

Is the melting of ice cream an endothermic process or an exothermic process?

5 / 12

If 10.0 mL of NaOH neutralize 40.0 mL of 0.500M HCl, what is the concentration of the sodium hydroxide?

6 / 12

2Mg   +   O2    ——->    2MgO

Which element is oxidized in the reaction?

7 / 12

If the pOH of a solution is 8.40, then the pH is ____.

8 / 12

A  +  Z  <----->  AZ

Assume that all components of the reaction are in the gaseous phase.  If the system is initially at equilibrium, and then some of the product AZ is removed from the system, what will occur?

9 / 12

Which process or processes involve(s) an increase in the entropy of the system?

10 / 12

You are given 50.0 mL of 4.00M aqueous potassium hydroxide solution.   You are instructed to dilute the KOH solution to 1.00M.  How many milliliters of distilled water must you mix with the given solution?

11 / 12

What is the oxidation number of manganese in potassium permanganate, KMnO4 (the four should be a subscript)?

12 / 12

X  +  Y  <------>    XY

For the gas phase reaction shown above, the concentration of X is 4.0M, the concentration of Y is 1.0M, and the concentration of XY is 6.0M.  Determine the value of the equilibrium constant, K.

Your score is

The average score is 75%

1 votes, 5 avg
4

General Science Quiz #16

1 / 12

A solution with a pH of 3 is:

2 / 12

Which statement is TRUE concerning a shield volcano?

3 / 12

Before mitosis begins, what happens before the nucleus starts dividing?

4 / 12

Which is most likely to cause variations to occur within a species?

5 / 12

What is the most likely outcome if all mitochondria are removed from a plant cell?

6 / 12

You find a red element that is solid at standard temperature and pressure.  After experimentation, you determine that the element is a poor conductor of electricity.  The element is most likely to be ___________.

7 / 12

An atom of deuterium contains:

8 / 12

During the titration of a weak acid with a strong base, the equivalence point will occur…

9 / 12

An increase in the speed of sound is directly related to an increase in ____________.

10 / 12

The color that is refracted at the greatest angle is ________.

11 / 12

A temperature inversion occurs when…

12 / 12

Which one of the following is NOT a chemical change?

Your score is

The average score is 73%

3 votes, 5 avg
3

Matching Quiz: Moons to Planets

1 / 4

Match each moon with its planet.

Larissa
Dione
Callisto
Oberon

2 / 4

Match each moon with its planet.

Umbriel
Nereid
Ganymede
Iapetus

3 / 4

Match each moon with its planet.

Titan
Triton
Phobos
Miranda
Io

4 / 4

Match each moon with its planet.

Europa
Rhea
Deimos
Ariel
Proteus

Your score is

The average score is 85%

0 votes, 0 avg
3

Element Symbols: First Letter of Symbol is Different from the First Letter of the Name

1 / 10

Fe

2 / 10

Sn

3 / 10

K

4 / 10

Sb

5 / 10

Pb

6 / 10

Au

7 / 10

W

8 / 10

Hg

9 / 10

Ag

10 / 10

Na

Your score is

The average score is 87%

1 votes, 5 avg
4

Helium Quiz

1 / 10

The atomic number of helium is ___.

2 / 10

Helium is named for the Greek god of the _________.

3 / 10

Helium is a:

4 / 10

Helium has an atomic mass of approximately ____ atomic mass units.

5 / 10

The symbol for helium is:

6 / 10

How many valence electrons does an atom of helium have?

7 / 10

Helium is the:

8 / 10

The most abundant isotope of helium contains:

9 / 10

Helium was discovered during…

10 / 10

In what year was helium discovered?

Your score is

The average score is 85%

1 votes, 5 avg
3

Chemistry: Matter and Change

1 / 12

Chemistry is a science that deals with the study of:

2 / 12

An iron nail rusts over time.  This is an example of a/an:

3 / 12

an example of an extensive property is:

4 / 12

an example of an element is:

5 / 12

An example of a heterogeneous mixture is:

6 / 12

Which process is a chemical change?

7 / 12

Water freezing at 0 degrees Celsius is an example of a/an:

8 / 12

Every pure chemical compound is composed of two or more elements:

9 / 12

Which of these is a homogeneous mixture?

10 / 12

The phase of matter in which a material has a definite volume and a definite shape is called ________.

11 / 12

carbon  +  oxygen  ——>    carbon dioxide

Which statement is true concerning this equation?

12 / 12

Which one is a chemical change?

Your score is

The average score is 92%

1 votes, 5 avg
3

General Chemistry Quiz

1 / 12

Which statement is TRUE?

2 / 12

Which process separates substances on the basis of boiling point temperatures?

3 / 12

Which one of these statements is FALSE?

4 / 12

Which of these has a positive charge?

5 / 12

The ground state electron configuration of helium is:

6 / 12

Why do sodium and potassium, which belong to the same group on the periodic table, have similar chemical properties?

7 / 12

An atom becomes an anion by:

8 / 12

Which statement is TRUE?

9 / 12

Which statement is TRUE?

10 / 12

The shape of a molecule that has three single covalent bonds and one lone pair of electrons on the central atom is called:

11 / 12

What type of ions are present in solution but not part of a chemical reaction?

12 / 12

0.500 moles of helium contain how many atoms of helium?

Your score is

The average score is 78%

1 votes, 5 avg
4

General Science Quiz #17

1 / 12

What is the primary function of a cell membrane?

2 / 12

What do scientists call the disk that encircles a black hole?

3 / 12

What is the primary cause of wind formation on Earth?

4 / 12

An object with a mass of 3 kg moves with a speed of 4 m/s when seen from the ground, while it moves with a speed of 2 m/s when observed from a bicycle.  What is the difference in the kinetic energy observed by both frames of reference?

5 / 12

What is the function of autotrophs in the carbon cycle?

6 / 12

What color is the planet Saturn?

7 / 12

What is the name of the force that causes moving air to curve due to Earth’s rotation?

8 / 12

What is the primary role of oxygen in cellular respiration?

9 / 12

Which statement is TRUE?

10 / 12

A student dissolves 10.0 grams of NaOH (molar mass = 40.0 g/mol) in enough water to make 500.0 mL of solution.  What is the molarity of the solution?

11 / 12

What are the fast-moving “rivers” of air located high in the troposphere called?

12 / 12

The titration curve shown here represents the titration of a:

Your score is

The average score is 77%

0 votes, 0 avg
5

General Science Quiz #18

1 / 12

A small plastic cube has a length of 3.0 cm, a width of 2.0 cm, and a height of 1.0 cm.  The mass of the cube is 4.0 grams.  What is the density of the cube.

2 / 12

Lyme disease is a _____-borne bacterial infection.

3 / 12

Where in a human are buccal cells found?

4 / 12

Drosophila melanogaster is commonly used in some types of scientific research.  What type of fly is this?

5 / 12

If the half-life of radioactive isotope Z is 5 years, how much of an original 200-gram sample of Z remains after 25 years?

6 / 12

What is the main source of energy that drives winds on Neptune?

7 / 12

Geologic features known as karsts are primarily associated with what type of rock?

8 / 12

How many hydrogen atoms are in three molecules of water?

9 / 12

Which is a type of lava flow?

10 / 12

What is the correct ground state electron configuration for an atom of fluorine (atomic number = 9)?

11 / 12

Which subatomic particle is responsible for an atom’s magnetic properties?

12 / 12

A boy who weighs 800.0 Newtons climbs a 5.00-meter rope in 10.0 seconds.  How much work did the boy do?

Your score is

The average score is 75%

1 votes, 5 avg
3

Quiz: Chemistry

1 / 12

All of the following elements exist as diatomic gases at standard temperature and pressure EXCEPT:

2 / 12

Neutral atoms of oxygen-16, oxygen-17, and oxygen-18 all have:

3 / 12

Which of the following is a chemical property of zinc?

4 / 12

Which one of these elements is a noble gas?

5 / 12

What answer should be reported if 0.57 cm is subtracted from 10.003 cm?

6 / 12

The number 0.000650 expressed in scientific notation is:

7 / 12

Given that the approximate atomic masses of carbon and oxygen are 12.0 g/mol and 16.0 g/mol respectively, what is the approximate molar mass of carbon dioxide?

8 / 12

Which of the following has the lowest frequency?

9 / 12

Which of the following has the shortest wavelength?

10 / 12

Which of the following ions in least likely to form?

11 / 12

Which statement is true of metallic elements?

12 / 12

Which one of the following formulas must be an empirical formula?

Your score is

The average score is 75%

0 votes, 0 avg
3

Quiz: Chemistry Questions

1 / 12

Which statement is true regarding mass spectroscopy?

2 / 12

A bottle of water has a volume of 50 centiliters.  What is this volume in milliliters?

3 / 12

How many significant figures are in the number 0.04900?

4 / 12

In a redox reaction, the reducing agent:

5 / 12

Calculate the change in energy for a system that loses 225 kJ of heat while the surroundings do 150 kJ of work on the system.

6 / 12

Which of the following has the greatest frequency?

7 / 12

Which of these has the longest wavelength?

8 / 12

The boiling point of water is higher than the boiling point of hydrogen sulfide due to:

9 / 12

All of the following are colligative properties EXCEPT:

10 / 12

If the rate of a reaction changes by a factor of 64 when the concentration of a reactant increases by a factor of 4, the order of the reaction with respect to this reactant is:

11 / 12

What is the conjugate acid of OH^-1?

12 / 12

Which one of the following processes has a positive change in the entropy of the system?

Your score is

The average score is 69%

1 votes, 5 avg
3

Name the Twelve Largest Objects in the Solar System (in order)

Can you name the 12 largest (by diameter) objects in the solar system in the correct order?

1 / 12

largest object in the solar system

2 / 12

2nd largest

3 / 12

3rd largest

4 / 12

4th largest

5 / 12

5th largest

6 / 12

6th largest

7 / 12

7th largest

8 / 12

8th largest

9 / 12

9th largest

10 / 12

10th largest

11 / 12

11th largest

12 / 12

12th largest

Your score is

The average score is 72%

1 votes, 5 avg
5

General Science Quiz #19

1 / 12

Mass number – atomic number always equals ______________________.

2 / 12

A colossal squid is a/an _____________.

3 / 12

Cats cannot taste ________________.

4 / 12

How does the speed of light compare to the speed of sound?

5 / 12

Consider the stamen of a plant.  Which statement is TRUE?

6 / 12

Muddy water is most accurately classified as a/an ________________.

7 / 12

Which statement is TRUE?

8 / 12

What is the name of the force that keeps a person in their seat on a rollercoaster when it goes upside down?

9 / 12

What does a manometer measure?

10 / 12

What is the term for the amount of energy needed to remove an electron from an atom?

11 / 12

What is the heaviest type of quark?

12 / 12

Which organ in the human body produces insulin?

Your score is

The average score is 72%