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PES - Fall Semester Review

Total questions: 101

Worksheet time: 3hrs 20mins

Name
Class
Date
1.

Which of the following questions CANNOT be answered by science?

a)

How do birds fly?

b)

B) Is this a good song?

c)

C) What is an atom?

d)

D) How does a clock work?

2.

What is the symbol for deciliter?

a)

dL

b)

dkL

c)

dcL

d)

Ld

3.
What is the independent variable in an experiment?
a)
the thing we change or test
b)
the normal situation
c)
what we measure in the end
d)
the thing we keep the same
4.

What quantity does the kilogram measure?

a)

time

b)

distance

c)

force

d)

mass

5.

Of the following, the unit that cannot be used to express volume is _____.

a)

kg

b)

L

c)

cm3

d)

mL

6.
The height of a two-story building is 6 meters.  How tall is the building in centimeters?
a)
6,000 centimeters
b)
60 centimeters
c)
6 centimeters
d)
600 centimeters
7.
Frank has a paper clip. It has a mass of 9g and a volume of 3cm3. What is its density?
a)
3 g/cm3
b)
1/3 g/cm3
c)
27 g/cm3
d)
39 g/cm3
8.
How much water has been displaced in the image shown?
a)
40 mL
b)
65 mL
c)
20 mL
d)
25 mL
9.
The Y axis is _______?
a)
Vertical
b)
Horizontal
c)
criss-cross
d)
diagonal
10.

What would make the best title for this graph?

a)

Colors I like best

b)

Candy colors

c)

Comparison Graph

d)

# of Colors in Smarties Candies

11.
How many total people took the survey?
a)
50
b)
150
c)
100
d)
200
12.

What is the purpose of the scientific method?

a)

To solve problems and create experiments

b)

To research new information

c)

To practice safety

d)

To become a scientist

13.

What is the main reason scientists have constants?

a)

So scientists know their results came only from the independent variable and nothing else

b)

So scientists stay safe

c)

So scientists can record data easier

d)

So the experiment is clear and easy to understand

14.

648 g = ____ mg

a)

6,480

b)

64,800

c)

648,000

d)

64.8

15.

An object is _____ if its position changes relative to the reference point.

a)

in motion

b)

at reset

c)

a frame of reference

d)

magical

16.
A truck driving at 60 miles per hour travels 150 miles. How long is it driving for?
a)
9000 hours
b)
0.4 hours
c)
210 hours
d)
2.5 hours
17.
The speed of the vehicle between points A-B is...
a)
12m/s
b)
8m/s
c)
10m/s
d)
16m/s
18.
Which graph shows an object increasing speed?
a)
A
b)
B
c)
D
d)
E
19.

Speed =

a)

Distance/Time

b)

Time/Distance

c)

Velocity/Time

d)

Time/Velocity

20.

Acceleration: is the rate of change in

a)

velocity

b)

speed

c)

displacement

d)

direction

21.

A man walks 5 miles forwards, 6 miles backwards and then 2 miles forwards. What is his displacement?

a)

1 mile forward

b)

13 miles

c)

3 miles forward

d)

1 mile

22.

The change in an objects position from the final position to initial position.

a)

displacement

b)

distance

c)

motion

d)

reference point

23.

What is motion?

a)

the stopping of an object to a frame of reference

b)

a change in position relative to a frame of reference

c)

the middle ground between light and shadow, between science and superstition, and it lies between the pit of man's fears and the summit of his knowledge

d)

a change in the time in which it takes to get an office referral

24.

Velocity is speed with __________________________.

a)

a unicycle helmet

b)

direction

c)

fight

25.

As an object travels through the air, its vertical velocity

a)

changes continuously due to gravity

b)

remains the same

26.

Acceleration: is the rate of change in

a)

velocity

b)

speed

c)

displacement

d)

direction

27.

An object in motion tends to stay in motion and an object at rest tends to stay at rest until acted on by an unbalanced force is which of Newton's laws?

a)

1st

b)

2nd

c)

3rd

d)

4th

28.

For every action there is an equal and opposite reaction is which of Newton's laws?

a)

1st

b)

2nd

c)

3rd

d)

4th

29.

What is the term for when two forces are acting in opposite directions on an object and are equal in size and the object stays still

a)

net force

b)

balanced force

c)

accelerated force

d)

unbalanced force

30.

Calculate the net force

a)

20

b)

10

c)

0

d)

30

31.

Calculate the net force

a)

25

b)

65

c)

20

d)

15

32.

the sum of all forces acting on an object is called the

a)

net force

b)

balanced force

c)

motion force

d)

accelerated force

33.

If you INCREASE the force applied to a 50 kg crate, what happens to the ACCELERATION of the crate

a)

acceleration increases

b)

acceleration decreases

c)

force increases

d)

this cannot be determined

34.

An object is falling downward through Earth's atmosphere. In which direction is the air resistance force?

a)

Down

b)

Up

c)

Around the object

d)

Through the object

35.

If you jump out of an airplane, which two forces are acting on you?

a)

Gravity and friction

b)

Force and gravity

c)

Gravity and Air Resistance

36.

Which form of energy is involved in a pencil falling from a desk?

a)

kinetic

b)

nonmechanical

c)

gravitational potential

d)

elastic potential

37.

A device that changes the force or increases the motion from work is a

a)

computer

b)

engineer

c)

automobile

d)

machine

38.

The equation for force is

a)

W= fd

b)

W= fN

c)

W=mv

d)

W=wh

39.

500 J of work is done by a person who uses a force of 50N to move a box, how far does it go?

a)

10 m

b)

0.1 m

c)

25,000 m

d)

10 J

40.

A cheetah can run briefly with a speed of 31.0 m/s. Suppose a cheetah with a mass of 47.0 kg runs at this speed. What is the cheetah’s kinetic energy?

a)

1457 Joules

b)

22,584 Joules

c)

15 Joules

d)

45,167Joules

41.

At which point does the ball has the greatest gravitational potential energy (GPE)?

a)

A

b)

G

c)

D

d)

C

e)

G

42.

What are the three states of matter?

a)

light

b)

solid, liquid, gas

c)

energy

d)

plasma

43.

What are the properties of liquids?

a)

Liquids cannot flow and take the shape of their container

b)

Liquids have a definite shape and volume

c)

Liquids have a definite volume, but no definite shape; they can flow and take the shape of their container; they have a fixed density; and they can be compressed to a limited extent.

d)

Liquids have a variable density

44.

What is the process called when a substance changes from a liquid to a gas?

a)

evaporation

b)

condensation

c)

sublimation

d)

melting

45.

State of matter that takes the shape of it's container and has a definite volume.

a)

Solid state

b)

Liquid state

c)

Gas state

d)

Plasma state

46.

What change of state is taking place in this photograph?

a)

Condensation

b)

Freezing

c)

Vaporization

d)

Melting

47.

The diagram shows the changes in state of water (H2O). What is the process Z called?

a)

Condensation

b)

Freezing

c)

Vaporization

d)

Melting

48.

When a beaker of water is heated its volume increases a little. What is happening to the particles in the liquid?

a)

They are getting bigger.

b)

They are moving slower.

c)

They are moving faster.

d)

They are getting smaller.

49.

When you place a bottle of water in the freezer its volume increases. What is happening to the particles in the liquid?

a)

They are getting bigger.

b)

They are moving slower.

c)

They are moving faster.

d)

They are getting smaller.

50.

Which state of matter is represented in the following diagram?

a)

Liquid

b)

Liquid and gas

c)

Gas

d)

Solid

51.

The melting point of the sample is

a)

-60 ºC

b)

-100 ºC

c)

60 ºC

d)

100 ºC

52.

What phase of matter exists in part D of the graph?

a)

Gas

b)

Liquid

c)

Solid

d)

Plasma

53.

How does heat move?

a)

from a warmer to a cooler object

b)

from a cooler to a warmer object

c)

toward a hot object

d)

away from a cold object

54.

When you touch hot sand, heat is transferred by _________ to your skin.

a)

conduction

b)

convection

c)

radiation

55.

Two fluids, one warm and one cold, mix. The warm fluid rises and the cool fluid sinks

a)

Conduction

b)

Convection

c)

Radiation

56.
The sun shines down on this family as the play on the beach.
a)
conduction
b)
convection
c)
radiation
57.
Water has a specific heat of 4184 J/KgºC.  Wood has a specific heat of 1760 J/KgºC.  What material needs more energy to raise the temperature 1ºC
a)
Wood
b)
Water
c)
Both are the same
58.
An object heavier than the amount of the fluid it displaces, will sink in a fluid. 
a)
True
b)
False
59.
The buildup of charges on an object is called
a)
static discharge
b)
positive charge
c)
static electricity
d)
negative charge
60.
Every magnet, regardless of its shape, has two.....
a)
magnetic poles.
b)
magnetic fields.
c)
magnetic charges
d)
magnetic needles
61.

A series of loops that has been wound or gathered

a)

Strings

b)

Roller Coaster

c)

Copper

d)

Coils

62.

As the distance between magnets increases-the attraction between them will

a)

Decrease

b)

Stay the Same

c)

Increase

63.

Students attached both ends of a long wire to the poles of a battery and wrapped the wire around a spoon. In this arrangement, the spoon is able to pick up five paper clips. The students wrap more wire around the spoon and want to determine if the strength of the magnetic force has increased. Which of the following observations would indicate that wrapping more wire has increased the strength of the electromagnet?

a)

More wire was needed to wrap around the spoon.

b)

The spoon now picks up seven paper clips.

c)

Eventually, the battery runs out of energy.

d)

The ends of the wire must touch the battery's poles.

64.

What will happen as an electron (-) gets closer to a proton (+)?

a)

The repulsion will be stronger.

b)

The attraction will be stronger.

c)

The attraction will be weaker.

d)

Nothing will happen to the electric field.

65.

A current flowing through a wire is surrounded by a

a)

Electric Current

b)

Magnetic Field

c)

Electric Field

d)

None of these

66.

What will happen if the north ends of two magnets are placed near each other?

a)

Both magnets will get weaker.

b)

They will repulse (repel) each other.

c)

They will attract each other.

d)

Nothing will happen.

67.

What is the device shown?

a)

Electromagnet

b)

Solenoid

c)

Generator

d)

Motor

68.

Electromagnets can be

a)

turned on and off

b)

made stronger

c)

made from iron

d)

made weaker

69.

The rule of charged particles states that

a)

opposites attract

b)

opposites repel

c)

opposites don't interact

d)

likes attract

70.

Which position of the two magnets results in the greatest attraction between them?

a)

A

b)

B

c)

C

d)

D

71.

The process of generating an electric current from the motion of a conductor through a magnetic field

a)

electromagnetic induction

b)

static electricity

c)

electromagnetism

d)

transformer

72.

The relationship between electricity and magnetism

a)

electromagnetism

b)

static electricity

c)

animal magnetism

d)

transformer

73.

Which has the LONGEST wavelength and therefore the lowest frequency/energy? These waves are used in broadcasting, wifi, and texting.

a)

Gamma rays

b)

Visible light

c)

Radio waves

d)

Infrared rays

74.

Which section of the electromagnetic spectrum is the ONLY part humans can see?

a)

X-Rays

b)

Gamma Rays

c)

Visible Light

d)

Ultraviolet Rays

75.

Which has the SHORTEST wavelength and therefore the highest frequency/most energy? Hint: These waves are also used in cancer treatments.

a)

Gamma Rays

b)

Radio Waves

c)

Ultraviolet Rays

d)

X-rays

76.

Which wave has a low frequency, a long wavelength, and low energy?

a)

A

b)

B

c)

Not enough information to determine

77.
True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)
a)
true
b)
false
78.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
79.
Which of the following electromagnetic waves has the lowest energy?
a)
gamma ray
b)
infrared wave
c)
visible light wave
d)
microwave
80.

The number of waves that pass a given point every second

a)

Frequency

b)

Wavelength

c)

Energy

d)

Electromagnetic Spectrum

81.

The distance between the crests of two waves

a)

Frequency

b)

Wavelength

c)

Energy

d)

Electromagnetic Spectrum

82.

Describe the waves the arrow is pointing at.

a)

long wavelength / low energy

b)

long wavelength / high energy

c)

short wavelength / low energy

d)

short wavelength / high energy

83.

What color of light has the longest wavelength?

a)

red

b)

green

c)

yellow

d)

violet

84.

What color of light has the shortest wavelength?

a)

red

b)

indigo

c)

yellow

d)

violet

85.

Why does this apple look red?

a)

The apple reflects red light and absorbs all other colors

b)

The apple absorbs red light and reflects all other colors

c)

The apple reflects all the light shinning on it

d)

The apple is red because we see that color.

86.
The point where the rays meet is known as....
a)
Fire
b)
the focal point
c)
refraction
d)
Plane of the lens
87.

What do all waves transfer?

a)

Matter

b)

Heat

c)

Electricity

d)

Energy

88.

Which of the following can waves transfer energy through?

a)

solid

b)

liquid

c)

gas

d)

empty space

e)

all of the above

89.

What are the two types of waves?

a)

longitudinal and transverse

b)

sound and light

90.

Period of a wave refers to...

a)

how long it takes for the event to repeat.

b)

how strong a wave is.

c)

how long a wave is.

d)

how much energy a wave has.

91.

Which type of waves have the longest wavelength?

a)

Visible light

b)

Radio waves

c)

X-rays

d)

Gamma-Rays

92.

Shorter wave lengths can carry more energy. Which of these probably carries the MOST energy:

a)

Infrared light

b)

Visible light

c)

X-rays

d)

UV light

93.

What is the letter a showing?

a)

crest

b)

trough

c)

wavelength

d)

amplitude

94.

What is the letter d showing?

a)

crest

b)

trough

c)

wavelength

d)

amplitude

95.

What the letter b showing?

a)

crest

b)

trough

c)

wavelength

d)

amplitude

96.

What is the red line showing?

a)

crest

b)

trough

c)

wavelength

d)

amplitude

97.

What type of wave is sound?

a)

transverse

b)

longitudinal

98.
Sound is caused by....
a)
molecules
b)
vibrations
c)
people
d)
space
99.
What medium does sound travel through slowest?
a)
gas
b)
solid
c)
liquid
d)
trees
100.
If a sound has a high amplitude then it also has a ____________!!!
a)
fast echo
b)
slow pitch
c)
high volume
d)
low volume
101.

As objects move in space, their wavelengths change. This phenomenon is called the...

a)

Coriolis Effect

b)

Doppler Effect

c)

Movement Effect

d)

Black Hole Effect