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2026 Final Exam Review--Physical Science

Total questions: 78

Worksheet time: 51mins

Name
Class
Date
1.

What subatomic particle has a positive charge?

a)

Neutron

b)

proton

c)

electron

d)

photon

2.

Which subatomic particle is the heaviest?

a)

neutron

b)

proton

c)

electron

d)

quark

3.

Which subatomic particle is NOT located in the nucleus?

a)

neutron

b)

proton

c)

electron

d)

gluon

4.

Which of the following is NOT a property of electrons?

a)

They can act as both a particle and a wave.

b)

They are positively charged.

c)

We cannot know how fast they are going or where they are at the same time.

d)

They exist in orbitals (2 per orbital)

e)

Electrons are really weird

5.

What is the dual nature of light?

a)

Light can be both dim and bright

b)

Light behaves as a particle and a wave

c)

Light has both speed and location

d)

Light has 2 predominant colors

6.

Which of the following is the correct visible spectrum from longest to shortest wavelength?

a)

red, orange, yellow, green, blue, purple

b)

purple, blue, green, yellow, orange, red

c)

yellow, green, red, blue, orange, purple

d)

purple, red, yellow, green, orange, blue

7.

Which is the correct sequence for the regions of the electromagnetic spectrum, from longest wavelength to shortest?

a)

radio, microwave, infrared, visible, UV, X-ray, gamma ray

b)

gamma ray, X-ray, UV, visible, infrared, microwave, radio

c)

microwave, radio, infrared, UV, gamma ray, X -ray

d)

X-ray, gamma ray, UV, infrared, visible, microwave, radio

8.

What kind of energy is present when the roller coaster is still, at the very TOP of the hill?

a)

kinetic energy

b)

gravitational potential energy

c)

thermal energy

d)

nuclear energy

9.

What kinds of energy does the roller coaster have at the dip in this picture (which is relatively high off the ground?)

a)

Kinetic energy

b)

Gravitational potential energy

c)

thermal energy

d)

nuclear energy

10.

The statement "Energy cannot be created or destroyed, only changed in form" is also called...

a)

The Law of Conservation of Energy

b)

Mass-energy equivalence

c)

Law of Universal Gravitation

d)

Newton's Laws of Motion

11.

What might be considered an exception to the Law of Conservation of energy?

a)

E=mc2 (energy can be "created from mass")

b)

A roller coaster losing potential energy as it goes down a hill

c)

A car losing speed as you push on the brakes

d)

The body gaining energy from the food you eat.

12.

The pull of gravity actually varies over the surface of the earth. Blue spots have the strongest gravity, and red spots have the weakest. Based on Newton's Law of Universal Gravitation, why might this be the case?

a)

Newton said that every action has an equal and opposite reaction.

b)

Newton's Law of Gravitation says that gravitational force is greater the closer two objects are to one another. The bottom of the ocean is closer to the center of the earth.

c)

Gravity cannot be created or destroyed, only changed in form.

d)

Mountaintops warp spacetime.

13.

Which theory was strengthened by observations taken during a total solar eclipse?

a)

Einstein's law of mass-energy equivalence

b)

Einstein's law of gravitation as the warping of spacetime

c)

Einstein's photoelectric effect

d)

Newton's Law of Universal Gravitation

14.

In the following chemical formula, how many Carbons are there? CH3COOH

a)

1

b)

2

c)

3

d)

4

15.

In the following chemical formula, how many Nitrogens are there? (NH4)2SO3

a)

1

b)

2

c)

3

d)

4

16.

Which scientist originated the periodic table of the elements?

a)

Albert Einstein

b)

Isaac Newton

c)

Dmitri Mendeleev

d)

Marie Curie

17.

Use the periodic table to answer the following: How many neutrons does an 202Hg isotope have?

a)

120

b)

121

c)

122

d)

202

18.

Use the periodic table to answer the following: How many electrons does O2- have?

a)

8

b)

10

c)

18

d)

2

19.

How many electrons does Na+ have?

a)

9

b)

10

c)

11

d)

12

20.

How would you classify a bottle of Italian salad dressing as a substance?

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

21.

You have a glass of pure water. What kind of substance is it?

a)

homogeneous mixture

b)

heterogeneous mixture

c)

element

d)

compound

22.

Newton's Law of Universal Gravitation predicts that light should not be affected by gravity because it doesn't have mass. What part of the Cycle of Scientific Enterprise does this statement represent?

a)

Theory

b)

Hypothesis

c)

Experiment

d)

Analysis

23.

How did Einstein's theory of gravity grow out of Newton's theory of gravity?

a)

An experiment disproved the hypothesis that light shouldn't be affected by gravity, and the theory was revised to incorporate the new results.

b)

Einstein just copied Newton's ideas

c)

Einstein's theory had nothing to do with Newton's theory.

d)

Einstein's theory completely replaced Newton's theory.

24.

Which of the following are ways we can know truth (as opposed to facts)?

a)

scientific experiments

b)

scripture

c)

direct experience

d)

reading it on the internet

25.

During what historical period did the SI system of units originate?

a)

The American Revolution

b)

The French Revolution

c)

The Russian Revolution

d)

The Industrial Revolution

26.

Why is the SI system universally used for scientific work?

a)

It is easy to convert between units in the metric system using powers of 10.

b)

It is easier to share results with other scientists if everyone uses common units.

c)

Scientists prefer to measure in units like Fahrenheit and gallons

d)

So that fewer mistakes will be made.

27.

How many kg are equivalent to 50 g?

a)

500 kg

b)

50 kg

c)

5 kg

d)

0.05 kg

28.

How many μL are in 1 Liter?

a)

10

b)

100

c)

1000

d)

1,000,000

29.

How many seconds are in 3 hours?

a)

3600 s

b)

60 s

c)

10,800 s

d)

1,200 s

30.

Using a calculator and scratch paper, convert 20 m/s into mi/hr.

a)

1,609 mi/hr

b)

72,000 mi/hr

c)

44.7 mi/hr

d)

8.94 mi/hr

31.

A cylindrical dowel has a height of 8 cm and a diameter of 0.5 cm. Using a calculator and scratch paper, calculate the volume of the dowel.

a)

6.28 cm3

b)

1.57 cm3

c)

1.25 cm3

d)

4 cm3

32.

Which of the following is NOT a physical property?

a)

flammability

b)

malleability

c)

luster

d)

brittleness

33.

Which of the following are physical properties of glass?

a)

brittleness

b)

malleability

c)

hardness

d)

ductility

34.

Which of the following are physical properties of copper?

a)

Malleability

b)

ductility

c)

luster

d)

brittleness

35.

What is the boiling point of water?

a)

0 °C

b)

100 °C

c)

0 °F

d)

100 °F

36.

Which state of matter has indefinite shape and definite volume?

a)

solid

b)

liquid

c)

gas

d)

plasma

37.

Which state of matter can always conduct electricity?

a)

solid

b)

liquid

c)

gas

d)

plasma

38.

A container of an unknown substance has a volume of 50 mL and a mass of 50 g. What is its density?

a)

50 g/mL

b)

25 g/mL

c)

1 g/cm3

d)

10 g/cm3

39.

Which of the following are examples of chemical properties?

a)

flammability

b)

malleability

c)

acidity

d)

ability to rust

40.

Who had the theory that objects move because of some underlying goal, or telos, that is driving it towards the ideal?

a)

Aristotle

b)

Galileo

c)

Newton

d)

Einstein

41.

Which of the following are part of Newton's Laws of Motion?

a)

Law of Inertia

b)

F=ma

c)

Objects accelerate at the same rate (hammer & feather)

d)

For every action, there is an equal and opposite reaction.

42.

Which law does this gif illustrate?

a)

Law of Falling Bodies

b)

Law of Inertia

c)

F=ma

d)

Newton's Third Law

43.

(Use scratch paper and a calculator). If a rocket accelerates at a rate of 5.65 m/s2 when it is taking off, what will its speed be after 4.5 seconds?

a)

1.25 m/s

b)

0.80 m/s

c)

25.4 m/s

d)

2.54 m/s

44.

(Use scratch paper and calculator). The particles in a certain fluid are moving 5.5 cm in 3.5 μs. Determine the velocity in m/s.

a)

1.57 m/s

b)

15,714.3 m/s

c)

19.25 m/s

d)

192,500 m/s

45.

(Use a scratch paper and calculator). If a force of 0.155 N is applied to an object with a mass of 23.1 g, what will the resulting acceleration of the object be?

a)

0.0067 m/s2

b)

6.71 m/s

c)

6.71 m/s2

d)

3.58 m/s2

46.

Identify the RED part of the following chemical reaction:

HCl + NaOH → NaCl + H2O

a)

acid

b)

coefficient

c)

reactants

d)

products

47.

Identify the RED part of the following chemical reaction:

2NaOH + H2SO4 → Na2SO4 + 2H2O

a)

reactants

b)

products

c)

coefficients

d)

subscripts

48.

Identify the RED part of the following chemical equation:

2NaOH + H2SO4 → Na2SO4 + 2H2O

a)

reactants

b)

products

c)

coefficients

d)

subscripts

49.

Identify the RED part of the following chemical equation:

2NaOH + H2SO4 → Na2SO4 + 2H2O

a)

reactants

b)

products

c)

coefficients

d)

subscripts

50.

What would you expect the pH of stomach acid to be?

a)

2

b)

7

c)

8

d)

13

51.

What would you expect the pH of drain cleaner to be?

a)

2

b)

6

c)

8

d)

13

52.

What is represented by "D"

a)

amplitude

b)

frequency

c)

wavelength

d)

trough

53.

What is represented by "A"?

a)

wavelength

b)

period

c)

amplitude

d)

peak

54.

What is represented by "B"?

a)

trough

b)

peak

c)

amplitude

d)

wavelength

55.

What is represented by "C"?

a)

trough

b)

peak

c)

period

d)

frequency

56.

What answer best describes the type of waves pictured here?

a)

transverse

b)

longitudinal

c)

circular

d)

sparse

57.

In this animation, which colored wave has the largest amplitude?

a)

blue

b)

green

c)

yellow

d)

red

58.

What do we call a wave that requires a medium in order to propagate?

a)

electromagnetic waves

b)

transverse wave

c)

longitudinal wave

d)

mechanical wave

59.

A beam of light bends when it passes from air into water, and more when it passes from water into glass. What can you conclude from this fact?

a)

Air is denser than glass

b)

Water is denser than glass

c)

Glass is denser than water

d)

Air is denser than water

60.
A student placed a pencil in a cup of water.  The pencil appears broken because light-
a)
always travels in a straight line
b)
bends when it passes through water
c)
makes the water in the glass evaporate
d)
reflects the pencil on the water's surface
61.
According to the Law of reflection, a light ray striking a mirror
a)
continues moving through the mirror in the same direction
b)
moves into the mirror at a slightly different angle
c)
bounces off the mirror toward the direction it came from
d)
bounces off the mirror at the same angle it hits.
62.

When the car moves AWAY from you, its horn seems...

a)

Low pitched

b)

High pitched

c)

Normal

63.

When an ambulance move TOWARD you it sounds ________ pitched.

a)

high

b)

low

c)

normal

64.

How are electromagnetic waves different from other waves?

a)

They have very short wavelengths

b)

They transmit energy instead of matter

c)

They can travel through a vacuum

65.
the number of vibrations per second
a)
vibration
b)
volume
c)
pitch
d)
frequency
66.
how high or low a sound is
a)
frequency
b)
volume
c)
vibration
d)
pitch
67.
the loudness of a sound
a)
vibration
b)
pitch
c)
volume
d)
frequency
68.
Sound travels FASTEST through which of these materials?
a)
Air
b)
Empty space
c)
Metal
d)
Water
69.

This image, showing "squashed" wavelengths of a sound in the direction of an object's motion, is best described by...

a)

The Law of Reflection

b)

Diffraction

c)

Diffusion

d)

Doppler Effect

70.

This image of a large molecule was obtained by X-ray Crystallography. Why are x-rays perfect for this kind of experiment, but not visible light waves? (select all that apply)

a)

In order for diffraction to occur, the wavelength of the wave must be similar length to the opening through which it diffracts.

b)

X-rays have a wavelength about 0.1 nm-10 nm, similar to the distance between atoms bonded in a molecule.

c)

Light waves don't have enough energy to diffract through a molecule.

d)

The amplitude of a light wave is shorter than the amplitude of an X-ray.

71.
Identify this type of reaction,
Cl2 + 2KI -->  I2 + 2KCl
a)
Synthesis
b)

Single replacement

c)

Double replacement

d)

Decomposition (analysis)

72.
2 C5H5 + Fe --> Fe(C5H5)2 
a)

single replacement

b)

double replacement

c)

decomposition (analysis)

d)
synthesis
73.
2 RbNO3 + BeF2 --> Be(NO3)2 + 2 RbF
a)

single replacement

b)

double replacement

c)

decomposition (analysis)

d)
synthesis
74.
Which chemical reaction breaks down into 2 substances?
a)
Double displacement
b)
Single displacement
c)
Synthesis
d)
Decomposition
75.
Which of the following is an example of synthesis?
a)
Na + Br2 --> NaBr
b)
KClO3 --> KCl + O2
c)
HgO + Cl2-->HgCl + O2
d)
Cl2 + NaBr --> NaCl + Br2
76.
2 AgNO3 + Cu --> Cu(NO3)2 + 2 Ag 
a)

single replacement

b)

double replacement

c)

decomposition (analysis)

d)
synthesis
77.
Mg + N2 →Mg3N2
a)
Synthesis (combination)
b)

Decomposition (analysis)

c)
Single replacement
d)
Combustion
78.

Classify:

CH4 + O2 → CO2 + H2O

a)

single replacement

b)

double replacement

c)

synthesis

d)

combustion

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