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Physics Nerve wreck

Total questions: 120

Worksheet time: 2hrs 30mins

Name
Class
Date
1.
Which quantity is measured in newtons?
a)
density
b)
energy
c)
pressure
d)
weight
2.
The term for when an object speeds up, slows down, or changes direction
a)
Speed
b)
Velocity
c)
Acceleration
d)
Newtons
3.
If forces acting on an object are balanced, then there _________ be a change in motion
a)
will
b)
will not
4.
What is the speed of the object represented by the graph?
a)
0.5 m/s
b)
2 m/s
c)
5 m/s
d)
4 m/s
5.
A student slides a book across a desk by giving it an initial push. Which of the following is the MOST important reason that the book eventually comes to a stop instead of continuing to slide?
a)
The initial force was too weak to keep the book in motion.
b)
The mass of the book was not enough to keep the book in motion.
c)
The force that occurs when the book rubs against the desk stops the book.
d)
The magnetic force from the Earth stops the book.
6.
Potential energy refers to objects that have ________________________ .
a)
changing chemically
b)
stored energy
c)
in motion
d)
changing electrically
7.

Force that resists movement between 2 objects in contact

a)

Speed

b)

Velocity

c)

Acceleration

d)

Inertia

e)

Friction

8.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
9.
Which of the following statements is true? 
a)
Balanced forces cause a change in motion. 
b)
Unbalanced forces cause a change in motion. 
c)
Forces do not effect the change in motion. 
10.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
11.

When conducting an experiment, the best way to tell how changing something (a variable) affects the thing being changed is

a)

To change your clothes

b)

To change only ONE variable at a time

c)

To change as many variables as you can

d)

To change your name

12.

The ratio of the weight of all the air above you to your surface area

a)

fluid

b)

atmosphere

c)

atmospheric pressure

d)

buoyant force

13.

An example of a balanced force is

a)

a tug of war game that no one wins.

b)

a roller coaster going down the first drop.

c)

a car hitting a wall.

d)

a person pushing a shopping cart.

14.

Julio and Luis need to move a box that contains a 35 N TV. Julio pushes with 250 N, and Luis pushes with 100 N. If both boys are pushing in the same direction (and assuming no friction), what is the net force?

a)

250 N

b)

350 N

c)

135 N

d)

150 N

15.

An object has a mass of 2 kg on Earth. What will happen to its mass and weight on the moon, which has less gravity?

a)

The mass will change, but the weight will remain constant.

b)

The mass will stay constant, but the weight will change.

c)

The mass and weight will both remain constant.

d)

The mass and weight will both change.

16.

Where is the magnetic field of a magnet the strongest?

a)

at the poles

b)

in the middle

c)

all over

d)

on the sides

17.

A magnet is places near a pile of steel paper clips. Which will most likely occur?

a)

The magnet will provide a balanced force, causing the paper clips to spin in circles.

b)

The magnet will provide an unbalanced force, keeping the paper clips stationary.

c)

The magnet will provide a balanced force, pushing paper clips away from it.

d)

The magnet will provide an unbalanced force, pulling the paper clips towards it.

18.

Mike opened a box and tried to remove the largest magnet, but there was a smaller magnet stuck to the end of it. He shook the larger magnet, but didn't fall off. Which may be the reason that the smaller magnet was "stuck" to the larger magnet?

a)

The S pole of the large magnet faced the S pole of the small magnet.

b)

The N pole of the large magnet faced the S pole of the small magnet.

c)

Either pole of the large magnet faced either pole of the small magnet.

d)

The N pole of the large magnet faced the N pole of the small magnet.

19.
A north pole and a south pole will attract.
a)
True
b)
False
20.
A magnet cannot not move which of the following objects?
a)
a paper clip
b)
a nail
c)
a toothpick
d)
a staple
21.
How is a permanent magnet DIFFERENT from a temporary magnet?
a)
A permanent magnet attracts materials made of iron.
b)
A permanent magnet has poles.
c)
A permanent magnet has a magnetic field.
d)
A permanent magnet keeps its magnetism for a long time.
22.
Earth acts like a giant magnet because its center is made up MOSTLY of
a)
granite
b)
limestone
c)
iron
d)
nickel
23.
True or False: All metals stick to magnets.
a)
True
b)
False
24.
It is possible for a magnet to have only one pole.
a)
True
b)
False
25.
Where is the force of attraction the strongest on a magnet?
a)
at the poles
b)
in the middle
c)
above the magnet
d)
below the magnet
26.
This large crane magnet functions only when the electrical current is ON.  The crane magnet is an example of what type of magnet?
a)
NIB Magnet
b)
Ceramic Magnet
c)
Electromagnet
d)
funnel magnet
27.
What characteristics do magnetic substances have?
a)
They can give you a "shock" when you touch them
b)
They can push or pull objects without touching them
c)
They are always black and cold to touch
d)
They fall faster than other objects when you drop them
28.
A magnetized iron nail is called a ________ magnet.
a)
permanent
b)
temporary
c)
horseshoe
d)
industrial
29.
How is sound produced?
a)
By the vibration of particles
b)
By the transfer of particles 
30.
Which device measures sound waves?
a)
Oscilloscope
b)
Stethoscope 
c)
Radio
d)
I don't know
31.
Soft surfaces _______ sound waves. 
a)
Reflect
b)
Absorb
32.
____________ is determined by sound wave's frequency. 
a)
Compression
b)
Pitch 
33.
________ describes how LOUD a sound is. 
a)
Amplitude
b)
Frequency 
34.
What medium does sound travel through slowest?
a)
gas
b)
solid
c)
liquid
d)
trees
35.
Sound does not travel in space because
a)
Space is too far away.
b)
There is no matter in space.
c)
Space is the final frontier
d)
Space has planets.
36.
Measure of how high or low a sound is
a)
amplitude
b)
compression
c)
speed of sound
d)
pitch
37.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
38.
The highest pitch is made by the _______ instrument.
a)
biggest
b)
wooden
c)
smallest
d)
shiniest
39.
What medium (solid, liquid, gas) does sound travel fastest through?
a)
solid
b)
liquid
c)
gas
40.
Why is the school library covered with carpet?
a)
So everyone can make a lot of noise
b)
to help absorb sounds to keep it quiet
c)
because it looks good
d)
to help absorb sounds so it can stay noisy
41.
You will see a flash of lightening before you hear the thunder that goes with it because-
a)
the eye is quicker than the ear
b)
thunder occurs much later than lightening
c)
sound travels faster through the  atmosphere than light
d)
light travels faster through the atmosphere than sound
42.
Why is sound able to travel faster through a solid than a gas?
a)
Gas molecules are packed tightly.
b)
Sound does not travel faster through a solid than a gas.
c)
Solid molecules are packed tightly.
d)
Gas molecules move slowly.
43.
Why does cupping your hands around your mouth when you shout make the sound travel further?
a)
The sound spreads out.
b)
Your voice gets louder.
c)
You are screaming.
d)
The sound energy is directed in one direction.
44.

Gia bangs on a drum and makes it vibrate. When she places her hand on the drum, the vibration stops. What happens to the sound of the drum?

a)

The sound stops due to the vibration stopping.

b)

The sound stops because sound cannot travel through her hand.

c)

The sound is clearer because the vibrations have halted.

d)

The sound becomes a lower pitch due to the vibrations stopping.

45.

What is one way to increase the pitch of a sound?

a)

Make the object vibrate faster.

b)

Make the object vibrate slower.

c)

Make the object vibrate louder.

d)

Make the object vibrate softer.

46.

Jonathan conducted an experiment where he hit a drum. When the drum was struck, salt flew into the air. What is the best reasoning for this?

a)

Vibrating objects make sound.

b)

Movement does not require energy.

c)

Sound can change into wind energy.

d)

Vibrating objects do not change their pitch or volume.

47.

Why might a guitar have a higher pitch than a drum?

a)

The guitar is louder than the drum.

b)

The drum is louder than the guitar.

c)

The guitar's strings vibrate, but the drum's parts do not.

d)

The guitar's strings vibrate more quickly than the drum's parts.

48.

Which of the following is an example of an experiment?

a)

Watching birds build their nests and recording notes.

b)

Building a 3D model of our solar system.

c)

Determining how sunlight effects the growth of plants.

d)

Recording the number of birds you see outside the school.

49.

How can you change the pitch an object produces?

a)

make the vibration soft.

b)

make the vibration loud.

c)

make the vibration longer.

d)

make the vibration faster as it moves back and forth.

50.

What would you predict about the pitch of the sound of rubber band B compared to rubber band A?

a)

The pitch of B is higher than the pitch of A.

b)

The pitch of B is louder than the pitch of A.

c)

The pitch of B is lower than the pitch of A.

d)

The pitch of B is softer than the pitch of A.

51.

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

52.

Complete the sentence.

It is not the difference in gravity that causes objects to fall at different speeds, it’s the difference in the amount of__________________.

a)

Gravity

b)

Mass

c)

Air resistance

53.

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

54.

When you drop a hammer and a feather on the moon what will happen? There is no air on the moon.

a)

They will hit at the same time

b)

The hammer will hit first

c)

The feather will hit first

55.

Look at the pictures of the cars. Which car will have the most air resistance force acting upon it? They will be moving at the same speed.

a)
b)
c)
d)

All will have equal air resistance force.

56.

The larger the surface area of the moving object, the ___________ air resistance there is.

a)

Less

b)

More

c)

Longer

d)

Quicker

57.

The more streamlined an object is, the...

a)

More air resistance

b)

Less air resistance

c)

Slower air resistance

d)

Faster air resistance

58.

Which is the best description of the purpose of a lubricant?

a)

Reduces the amount of friction and increases the amount of thrust

b)

Reduces the amount of friction and increases useful energy transfer

c)

Reduces wasteful energy transfer and increases the amount of thrust

59.

This friction is....

a)

useful

b)

a problem

60.

The air in the atmosphere is a poor conductor of energy. Which of the following incorrectly describes how the atmosphere is affected by conduction?

a)

Most of the energy transfer by conduction occurs right at Earth’s surface.

b)

At night, the ground cools and conducts heat away from the air close to the ground.

c)

Air molecules in the atmosphere are heated which causes the atmosphere to vibrate.

d)

During the day, solar radiation heats the ground, which heats the air close to the ground.

61.

The Sun heats the atmosphere of Earth unevenly. Which of the following statements is the most likely result of this uneven heating?

a)

Convection in the atmosphere causes a change in air density, resulting in winds.

b)

Conduction through the atmosphere causes evaporation to occur over oceans, resulting in rain.

c)

Radiation from the Sun reflects through the atmosphere back into space resulting in cooler evenings.

d)

Radiation from the Sun causes atmospheric moisture to collect over mountain ranges resulting in snowfall.

62.

Where do we see radiation in a pot of boiling water on the stove?

a)

The water heats up by touching the hot, metal pot.

b)

The steam from the hot water rises out of the pot.

c)

The heat from the fire can be felt on all sides.

63.

Where do we see convection in a pot of boiling water on the stove?

a)

The water heats up by touching the hot, metal pot.

b)

The steam from the hot water rises out of the pot.

c)

The heat from the fire can be felt on all sides.

64.

Where do we see conduction in a pot of boiling water on the stove?

a)

The water heats up by touching the hot, metal pot.

b)

The steam from the hot water rises out of the pot.

c)

The heat from the fire can be felt on all sides.

65.

Why do land breezes occur at night?

a)

Land cools off slower than water, so the air above water is cooler.

b)

Water cools off faster than land, so the air above land is warmer.

c)

Land heats up slower than water, so the air stays cooler during the day.

d)

Water cools off slower than land, so the air above water is warmer.

66.

What is a star?

a)

A hot ball of burning gases that gives off light

b)

A ball of rocky material that orbits a planet

c)

A ball of rock or gas that orbits a star

d)

A big, yellow dot

67.

True or False? The sun is a star.

a)

True

b)

False

68.

What is a planet?

a)

A hot ball of gas

b)

A body that orbits around another planet

c)

Something that can produce its own light

d)

A large body in space that orbits a star

69.

True or False? The color of the star depends on the temperature of the star.

a)

True

b)

Fase

70.

Heat always travels from...

a)

Warm to cool

b)

Cool to warm

c)

Warm to warm

d)

Cool to cool

71.

A hot air balloon rising is an example of ...

a)

conduction

b)

convection

c)

radiation

d)

connection

72.

A snowman melting in the sun

a)

convection

b)

conduction

c)

radiation

d)

connection

73.

Heating a kettle on a hot stove (burner)

a)

convection

b)

conduction

c)

radiation

d)

connection

74.

Warming up near a campfire is an example of ...

a)

conduction

b)

convection

c)

radiation

d)

connection

75.

At what point does the biker have the greatest Kinetic Energy?

a)

Point A

b)

Point B

c)

Point C

d)

Point D

76.

At what point does Potential Energy transform into Kinetic Energy?

a)

Point A

b)

Point B

c)

Point C

d)

Point D

77.

Which Apple has the greatest Gravitational Potential Energy?

a)

Apple A

b)

Apple B

c)

Apple C

d)

Apple D

78.
On a hot summer day, which shirt would you put on to make sure you stay cool while you are outside playing?
a)
A black shirt because it reflects the sun's energy.
b)
A white shirt because it reflects the sun's energy.
c)
A black shirt because it absorbs the sun's energy.
d)
A white shirt because it absorbs the sun's energy.
79.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
80.
The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from what to what?
a)
thermal to light
b)
gravitational to potential
c)
radiant to electrical
d)
chemical to light
81.

If you place a ball on the top of a hill and it rolls down ____________ energy is converted to ____________ energy.

a)

Kinetic / Potential

b)

Potential / Kinetic

c)

Mechanical / Heat

d)

Light / Sound

82.

In an electric fan ____________ energy is converted to ___________ energy.

a)

Electrical / Potential

b)

Nocturnal / Mechanical

c)

Electric / Mechanical

d)

Kinetic / Potential

83.

The engine in the car converts the __________ energy in gasoline and converts it to ____________ energy.

a)

chemical / mechanical

b)

Thermal / Mechanical

c)

mechanical / thermal

d)

solar / wind

84.

When we run we convert _________________ energy into _____________ energy.

a)

Thermal / Mechanical

b)

Light / Mechanical

c)

Chemical / Solar

d)

Chemical / Mechanical

85.
What is this a picture of?
a)
reflection
b)
refraction
86.

Why does light refract?

a)

speeds up

b)

gets hot

c)

slows down

d)

gains energy

87.
Why does an apple appear red?
a)
All colors are absorbed & none are reflected
b)
All colors are absorbed except for blue, which is reflected
c)
All colors are reflected and none are absorbed
d)
All colors are absorbed except for red, which is reflected
88.
The three primary colors of light are
a)
Red, Blue, Yellow
b)
Pink, Green, Blue
c)
Violet, Green, Red
d)
Blue, Green, Red
89.
What is being blocked when a shadow is formed?
a)
Light Source
b)
Light Path
c)
Object
d)
Eye
90.
How does light travel
a)
It curves around corners
b)
Really slow
c)
In a straight line
d)
In circles
91.
Which color reflects the least light?
a)
Black
b)
White 
c)
Blue
d)
Red
92.
Sunlight is
a)
not light at all
b)
red light
c)
yellow light
d)
white light
93.
Which of the following is the best reflector of light?
a)
Lens
b)
Microscope
c)
Mirror
d)
Prism
94.
Light enters this part of the eye first.
a)
Retina
b)
Cornea
c)
Lens
d)
Cones
95.
Objects that reflect ALL colors will appear _____?
a)
Black
b)
White
c)
Gray
d)
Multi-colored
96.
Objects that ABSORB all colors of light will appear _______.
a)
white
b)
black
c)
multi-colored
d)
gray
97.
If you are using a green color filter, what color will you only see?
a)
blue
b)
green
c)
white
d)
red
98.
If you are using a red color filter, blue objects will appear what color?
a)
purple
b)
blue
c)
red
d)
black
99.
Why can we sometimes see only parts of the moon?  
a)
The path of light can only reach half of the moon at a time.
b)
The path of light from Earth to the Sun is blocked.
c)
The moon is partially eaten by giant zombie rodents, but it can regrow.
d)
Our brain just wants to make things up to confuse us.
100.
Which of the following would not reflect light?
a)
Mirror
b)
Water
c)
Glasses
d)
Brick Wall
101.
What percentage of colors makes white light?
a)
100% of red, green, and blue
b)
100% of red, blue, and yellow
c)
0% of red, green, and blue
d)
50% of all colors
102.
Which term describes when light bounces off of a smooth surface?  
a)
Refraction
b)
Transmission
c)
Absorption
d)
Reflection
103.
A girl in her bedroom saw her sister break her mother's lamp in the living room.  Explain how this could be possible.
a)
The girl can see through the wall.
b)
The girl can see her sister, because light can bend.
c)
The girl can see her sister because of a reflective surface in the kitchen.
d)
Since there is light in the living room and bedroom, she is able to see.
104.
What two colors make purple?
a)
Red and White
b)
Red and Blue
c)
Red and Green
d)
Red and Black
105.
The flow of electricity in a circuit-
a)
current
b)
flow
c)
circuit
106.
In a parallel circuit the current
a)
makes one circle
b)
stays in one path
c)
splits and goes through two components
107.
What is the major difference between static electricity and current electricity?
a)
Current electricity involves a continuous flow of neutrons; static electricity is a sudden transfer of protons
b)
Current electricity can be deadly; static electricity is almost always safe
c)
In current electricity, there's a single transfer of electrons; in static electricity, there's a steady flow of electrons
d)
Current electricity involves a flow of electrons; static electricity involves a single transfer of electrons
108.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
109.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
110.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
111.

Why does the following circuit not work?

a)

The light bulb is broken

b)

The switch is closed

c)

The wood block is an insulator

d)

The battery is dead

112.

Which lights would turn on if your closed switches 1 and 2?

a)

red, blue, and white

b)

red and white

c)

red and blue

d)

blue, white, yellow

113.

In order to produce ONLY LIGHT energy, which switch(es) would you need to close?

a)

switch 1 and switch 2

b)

switch 1, 2, and 3

c)

switch 2 and switch 3

d)

switch 1 and 3

114.

Mrs. Rodriguez has a battery, wooden spoon, copper wire, metal paperclip, and a light bulb. Which materials does Mrs. Rodriguez need in order to create a complete circuit?

a)

battery, wooden spoon, copper wire, and light bulb

b)

battery, metal paperclip, copper wire, and light bulb

c)

metal paperclip, copper wire, and light bulb

d)

battery, wooden spoon, and light bulb

115.

Which wire would you need to cut in order for the circuit to be incomplete (not work)?

a)

wire 1

b)

Wire 3

c)

wire 5

116.

A material that does NOT let electricity pass through it is called ...

a)

electrical conductor

b)

Battery

c)

electrical insulator

d)

light bulb

117.
The picture shows an electrical circuit. This circuit is a series circuit because: 
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
118.
Which best describes a parallel circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from one source. 
c)
Electricity flows along more than one pathway. 
d)
The flow of electricity comes from more than one source. 
119.
What is one benefits of using a parallel circuit?  
a)
It gets confusing.
b)
There are no problems.
c)
If one goes down, it does not affect the others. 
d)
Porque es para llelio. 
120.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will stay on
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.

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