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Physical Science Practice Quiz

Total questions: 50

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

An atom has 9 protons, 9 electrons, and 10 neutrons. What is the mass number of the atom?

a)

9

b)

10

c)

19

d)

28

2.

After a substance reaches its boiling point, it transitions to what type of matter?

a)

solid

b)

liquid

c)

gas

d)

plasma

3.

Which pair of elements has the most physical and chemical properties in common?

a)

Bromine and Iodine

b)

Sulfur and Aluminium

c)

Potassium and Titanium

d)

Argon and Chlorine

4.

What chemical formula represents Calcium Phosphate?

a)

CaPO4

b)

Ca3(PO4)2

c)

Ca2PO4

d)

Ca2(PO4)3

5.

What subatomic particles make up almost all the mass of an atom?

a)

Electrons

b)

Protons

c)

Neutrons and Protons

d)

Electrons and Neutrons

6.

A block's mass is 10 g and its volume is 2 cm3. What is the density of the block?

a)

20 g/cm3

b)

5 g/cm3

c)

2 g/cm3

d)

Not enough information to solve

7.

What is the correctly balanced equation?

a)

4C2H4 + 3O2 ∼⋟ 2CO2 + H2O

b)

3C2H4 + O2 ∼⋟ CO2 + 2H2O

c)

C2H4 + O2 ∼⋟ CO2 + H2O

d)

C2H4 + 3O2 ∼⋟ 2CO2 + 2H2O

8.

Which situation provides the best evidence that a chemical reaction is taking place?

a)

A metal strip bends when heated

b)

A solution freezes in the freezer

c)

Two solutions in a beaker produce a solid when mixed together

d)

Two chemicals are mixed and there is an expected color change

9.

Nuclear fission occurs when nuclei

a)

split

b)

combine

c)

mutate

d)

gain energy

10.

Nuclear fusion occurs when nuclei

a)

split

b)

combine

c)

mutate

d)

gain energy

11.

Hydrogen fuses to create what element within stars such as our sun?

a)

Helium

b)

Lithium

c)

Carbon

d)

Oxygen

12.

Radioactive materials have unstable

a)

electrons

b)

nuclei

c)

protons

d)

neutrons

13.

Which element is an alkali earth metal?

a)

Sodium

b)

Magnesium

c)

Nitrogen

d)

Helium

14.

Which element is a noble gas?

a)

Neon

b)

Oxygen

c)

Nitrogen

d)

Boron

15.

Which types of bonds typically take place within the transition metals?

a)

Covalent

b)

Ionic

c)

Metallic

d)

Hydrogen

16.

Which types of bonds typically take place within the nonmetals?

a)

Covalent

b)

Ionic

c)

Metallic

d)

Hydrogen

17.

What type of bonds typically take place when a nonmetal pairs with a metal?

a)

covalent

b)

ionic

c)

metallic

d)

hydrogen

18.

Which statement best describes forming a compound by a covalent bond?

a)

There is a large difference in atomic masses

b)

They share electrons between them

c)

They gain or lose electrons

d)

There is not much difference in atomic masses

19.

Which statement best describes forming a compound by a ionic bond bond?

a)

They have a large difference in atomic mass

b)

They share electrons

c)

They either gain or lose electrons

d)

There is no difference in atomic mass

20.

Isotopes are atoms of an element with identical chemical properties but with different

a)

number of protons

b)

number of neutrons

c)

number of electrons

d)

atomic numbers

21.

What is the best definition of matter?

a)

can be seen and touched

b)

something that exists

c)

anything that has mass and volume

d)

contains kinetic or potential energy

22.

The process of a solid becoming a liquid is

a)

sublimation

b)

condensation

c)

evaporation

d)

melting

23.

The process of a gas becoming a liquid is

a)

sublimation

b)

condensation

c)

evaporation

d)

freezing

24.

The process of a liquid becoming a gas is

a)

sublimation

b)

condensation

c)

evaporation

d)

freezing

25.

This is the process of a solid passing to a gas without ever going through the liquid phase.

a)

sublimation

b)

condensation

c)

evaporation

d)

freezing

26.

The process of a liquid becoming a solid is

a)

sublimation

b)

freezing

c)

melting

d)

evaporation

27.

Which state of matter has a definite shape and volume.

a)

plasma

b)

gas

c)

liquid

d)

solid

28.

Which state of matter has a definite volume and no definite shape?

a)

plasma

b)

gas

c)

liquid

d)

solid

29.

Which state of matter has no definite volume or shape?

a)

Gas

b)

Solid

c)

Liquid

d)

None of these

30.

Dirt can be a mixture of rocks, shells, metals, and other elements. These can be separated from each other by sifting. What type of mixture is this?

a)

Pure

b)

Homogeneous

c)

Heterogeneous

d)

Compound

31.

Air is a mixture of multiple elements and compounds such as oxygen, nitrogen, argon, and carbon dioxide. This mixture is

a)

pure

b)

homogeneous

c)

heterogeneous

d)

compound

32.

Which is a substance that cannot be broken down into simpler substances?

a)

compounds

b)

mixtures

c)

elements

d)

atoms

33.

A glacier traveling across land grinds many rocks and minerals. This would be an example of a

a)

change of state

b)

chemical change

c)

chemical reaction

d)

physical change

34.

If a force on an object in one direction is 10 N. What would the force have to be in the opposing direction to keep the object from moving?

a)

10 N

b)

12 N

c)

0 N

d)

5 N

35.

A person puts a metal spoon that is room temperature in a hot cup of tea. How will the thermal energies of the spoon and tea be affected?

a)

The spoon will increase in thermal energy, and the tea will decrease in thermal energy

b)

Both the spoon and the tea will increase in thermal energy

c)

The spoon will decrease in thermal energy, and the soup will increase in thermal energy

d)

Both the spoon and the soup will decrease in thermal energy

36.

What two things are needed to calculate velocity?

a)

mass and distance

b)

distance and time

c)

time and mass

d)

direction and mass

37.

The sky appears blue because

a)

blue light is scattered more than red light

b)

red light is scattered more than blue light

c)

red light is refracted more than blue light

d)

blue light is refracted more than red light

38.

A cat has a mass of 10 kg and is running 3 m/s. What is the cats kinetic energy?

a)

35 J

b)

45 J

c)

55 J

d)

65 J

39.

What is the potential energy of a 65 kg object sitting on a 4 m ledge?

a)

1650 J

b)

3445 J

c)

2548 J

d)

1775 J

40.

Touching a hot pan on the stove would be an example of what type of heat transfer?

a)

conduction

b)

convection

c)

radiation

d)

electrical

41.

A car is traveling at a constant speed of 12 m/s. When the driver accelerates, the car reaches a speed of 26 m/s in 6 seconds. What is the average acceleration of the car?

a)

2 m/s/s

b)

2.3 m/s/s

c)

4.3 m/s/s

d)

84 m/s/s

42.

What happens to the kinetic energy and gravitational potential energy when rain falls to the Earth?

a)

GPE and KE both increase

b)

GPE and KE both decrease

c)

GPE decreases and KE increases

d)

GPE increases and KE decreases

43.

How fast you are moving and in which direction is a property of motion known as

a)

speed

b)

velocity

c)

acceleration

d)

displacement

44.

Friction is defined as

a)

the force that opposes motion between two surfaces that are touching

b)

rate at which velocity changes

c)

resistance of an object to a chance in its velocity

d)

speed of an object in a particular direction

45.

An example of forces at a distance would be

a)

friction between skates and the ground

b)

force of getting hit by a dodgeball

c)

force of the Sun on the Earth

d)

Blowing on a hot bowl of soup

46.

The portion of the electromagnetic spectrum that we can see is known as the

a)

light spectrum

b)

visible spectrum

c)

ultraviolet light spectrum

d)

infrared light spectrum

47.

The Doppler Effect is produced if

a)

Only the source is in motion

b)

Only the observer is in motion

c)

Both the source and the observer are in motion

d)

Both the source and the observer are not in motion

48.

The law that states that every object maintains constant velocity unless acted on by an unbalanced force is

a)

Newton's First Law

b)

Newton's Second Law

c)

Newton's Third Law

d)

Newton's Fourth Law

49.

Which of Newton's Laws states that for every action there is an equal and opposite reaction?

a)

First Law

b)

Second Law

c)

Third Law

d)

Fourth Law

50.

Which of Newton's Laws state that an unbalanced force acting on an object equals the object's mass times its acceleration is (basically F=M/A)

a)

First Law

b)

Second Law

c)

Third Law

d)

Fourth Law

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