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Physics Final

Total questions: 100

Worksheet time: 25hrs 0mins

Name
Class
Date
1.

Discovered the three laws of motion as they apply on earth.

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

2.

Found that planets move in elliptical paths around the sun.

a)

Eistein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

3.

Takes longer to orbit the sun when farther away.

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

4.

Light moves in waves.

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

5.

Light moves at a constant speed.

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

6.

Corrected Aristotle's ideas

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

7.

Discovered traits about accretion, and the accretion due to gravity on Earth is 9.8m/s/s.

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

8.

Found that his 3 laws of motion were NOT accurate.

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

e)

Aristotle

9.

Which of Newton's 3 Laws is this:

As I sit in a chair the chair puts force up on me.

a)

1

b)

2

c)

3

10.

Which of Newton's 3 laws is this:

As I swim....I push the water backwards, my body moves forward.

a)

1

b)

2

c)

3

11.

Which of Newton's 3 laws is this:

When I kick a soccer ball.....if I had more force the ball leaves with greater acceleration.

a)

1

b)

2

c)

3

12.

Which of Newton's 3 laws is this:

In race cars.....engineers do their best to keep the mass low...with greater force I will have greater acceleration.

a)

1

b)

2

c)

3

13.

Which of Newton's 3 laws is this:

As a golfer accelerates the golf club down into the swing it strikes the ball with more force, which allows the ball to travel a farther distance.

a)

1

b)

2

c)

3

14.

Which of Newton's 3 laws is this:

When a car stops suddenly the passengers move forward until they hit the dash, of the seat belt stops them.

a)

1

b)

2

c)

3

15.

Which of Newton's 3 laws is this:

When I turn off the ceiling fan, the blades continue to move until they run out of energy.

a)

1

b)

2

c)

3

16.

Which of Newton's 3 laws is this:

A softball player hits a ball between the CF and LF. The ball continues to roll until it hits the fence.

a)

1

b)

2

c)

3

17.

Which type of Friction is this:

A soccer ball rolling across the field.

a)

Rolling Friction

b)

Sliding Friction

c)

Static Friction

d)

Fluid Friction

18.

What type of Friction is this:

A piece of wood being pulled across a table.

a)

Rolling friction

b)

Sliding friction

c)

Static friction

d)

Fluid friction

19.

Which type of Friction is this:

A book resting on a table, not moving.

a)

Rolling friction

b)

Sliding friction

c)

Static friction

d)

Fluid friction

20.

Which type of Friction is this:

A diver going through water into a pool.

a)

Rolling friction

b)

Sliding friction

c)

Static friction

d)

Fluid friction

21.

Give your own example of a type of Friction and which one it is.

4 lines
22.

Make a distance vs. time graph to represent the following:

I take Kevin for a walk and leave our house (point of origin) and walk 10 meters in seconds. We then stop at a crosswalk for 10 seconds waiting for a car to pass by. We continue walking in the same direction away from the house for 20 meters in 10 seconds.

23.

(a)   just has to do with direction. Examples: Speed, Time, and Distance

24.

(a)   has to do with direction and magnitude. Examples: Velocity, Acceleration, Force, Momentum, and displacement.

25.

Force X Distance

a)

work

b)

power

c)

energy

26.

Work/Time

a)

work

b)

power

c)

energy

27.

Ability to do work

a)

work

b)

power

c)

energy

28.

Energy of motion

a)

kinetic energy

b)

potential energy

c)

thermal energy

29.

Stored energy

a)

kinetic energy

b)

potential energy

c)

thermal energy

30.

Amount of heat energy an object possesses. Based on mass and composition.

a)

kinetic energy

b)

potential energy

c)

thermal energy

31.

A rigid bar resting on a pivot.

a)

lever

b)

pulley

c)

inclined plane

d)

wedge

32.

A wheel with grooved rim around which a cord passes.

a)

lever

b)

pulley

c)

inclined plane

d)

wedge

33.

A surface raised to the horizon, or forming with horizontal plane any angle but a right angle.

a)

lever

b)

pulley

c)

inclined plane

d)

wedge

34.

A piece of hard material with two principle faces meeting in sharply acute angle, for resting, holding, or splitting objects.

a)

lever

b)

pulley

c)

inclined plane

d)

wedge

35.

Simple machine consisting of large disc wrapped around a smaller rod.

a)

wheel and axle

b)

screw

c)

lever

d)

pulley

36.

A simple machine consisting of inclined plane wrapped around a rod.

a)

wheel and axle

b)

screw

c)

inclined plane

d)

pulley

37.

Energy cannot be created nor destroyed, but transformed

a)

law of conservation of energy

b)

specific heat

c)

mechanical advantage

d)

efficiency

38.

Amount of energy needed to raise 1g of a substance 1 degree C

a)

law of conservation of energy

b)

specific heat

c)

mechanical advantage

d)

efficiency

39.

Number of times that effort force is Multiplied

a)

law of conservation of energy

b)

specific heat

c)

mechanical energy

d)

efficiency

40.

How input is turned into output

a)

law of conservation of energy

b)

specific heat

c)

mechanical energy

d)

efficiency

41.

A material that allows heat to flow easily through.

a)

conductors

b)

insulators

c)

heat

d)

temperature

42.

A material that does NOT allow heat Energy to pass through easily.

a)

conductors

b)

insulators

c)

heat

d)

temperature

43.

Measure of total kinetic energy of a system.

a)

conductors

b)

insulators

c)

heat

d)

temperature

44.

Average kinetic energy of a system.

a)

conductors

b)

insulators

c)

heat

d)

temperature

45.

Jill does twice as much work as Jack does and in half the time. Jill's power output is..........

a)

four times Jack's power output

b)

one-fourth as much as Jack's power output.

c)

twice Jack's power output

d)

one-half as much as Jack's power output

e)

the same as Jack's power output

46.

A heavy rock and light rock are dropped from the same height and experience no significant air resistance as they fall. Which of the following statements about the rocks is correct?

a)

When they reach the ground, the heavier rock has more kinetic energy than the lighter rock and they hit at the same time because of the gravitational pull is the same

b)

The heavier rock reaches the ground before the lighter rock.

c)

Both rocks have the same kinetic energy when they reach the ground.

d)

Just as they released, both rocks had the same amount of gravitational potential energy.

47.

Two cyclist who weigh the same and have identical bicycles ride up the same mountain, both starting at the same time. Joe rides straight up the mountain, and Bob rides up the longer road that has a lower grade. Joe gets to the top before Bob. Ignoring friction and wind resistance, which one of the following statements is true?

a)

The amount of work done by Joe is greater than the amount of work done by Bob, and the average power exerted by Joe is greater than that of Bob.

b)

Bob and Joe exerted the same amount of work, and the average power of each cyclist was also the same.

c)

The amount of work done by Joe is equal to the amount of work done by Bob, but the average power exerted by Joe is greater than that of Bob.

d)

The average power exerted by Bob and Joe was the same, but Joe exerted more work in getting there.

48.

Energy has the same units as…….

a)

Power

b)

Work

c)

Force

d)

Velocity

49.

The unit for power is…..…

a)

Watt

b)

m/s

c)

Joule

d)

There is no unit

50.

The unit of measurement of mechanical advantage is……..

a)

Watts

b)

m/s

c)

Joule

d)

There is no unit

51.

A block of wood is resting on a table. For work to be done on the block………

a)

the block moves whether or not a force acts on it

b)

a force must act on the block

c)

the block must not move

d)

the block must move because of a force acting on it

52.

Which machine is part of the lever family?

a)

Pulley

b)

Inclined plane

c)

Wedge

d)

Screw

53.

An objet gains a certain amount of potential energy when it is raised a height of 10 meters. If it is now raised a height of 20 meters, its potential energy is........

a)

halved

b)

doubled

c)

four times as much

d)

the same

54.

The transfer of energy to a body by the application of a force that causes the body to move in the direction of the force is called......

a)

work

b)

power

c)

distance

d)

mechanical advantage

55.

____________ is defined as the rate at which work is done.

a)

Joule

b)

speed

c)

mechanical advantage

d)

power

56.

Which of the following processes requires the most work?

a)

a person lifts a 1 kg weight off the floor by 1 m

b)

a person holds a 1 kg weight in their arms without moving

c)

a person lifts 10 kg off the floor 1 m

d)

a 10 kg weight sits on the table

57.

The amount of work being done on an object can be increased by........

a)

decreasing the distance the object is moved

b)

decreasing the speed the object is moving

c)

increasing the speed the object is moving

d)

increasing the distance the object is moved

58.

Power output can be increased by........

a)

kinetic, potential

b)

potential, kinetic

c)

mechanical, chemical

d)

chemical, mechanical

59.

As a penny falls from rest towards the ground_________ energy is converted to_______ energy.

a)

a penny on the 10th floor of a building

b)

a penny on the 20th floor of a building

c)

a person on the 10th floor of a building

d)

a person on the 20th floor of a building

60.

Maddie is studying physics and wonders what type of energy represents the sum of the KE and PE that a moving object has. Can you help her?

a)

chemical

b)

thermal

c)

mechanical

d)

solar

61.

Hot objects begin to cool as

a)

cooler air is transferred to the object

b)

thermal energy in the object is transferred to the surrounding air

c)

atoms in the object react with atoms in the air

d)

thermal energy in the object cancels out energy in the air

62.

Insulation is used in the walls of building to.....

a)

trap solar energy

b)

conduct thermal energy

c)

keep thermal energy from moving through the walls

d)

keep cold air from moving through the walls

63.

When a popsicle melts, the particles

a)

gain energy and melt faster

b)

lose thermal energy and slow down

c)

stay the same

d)

there are not any particles in popsicles

64.

Why does hot air "rise"?

a)

the particles have more energy there is more space between them and are less dense

b)

the particles have less energy, which creates more space and less dense

c)

the particles have less energy, which creates less space and less dense

d)

the particles have less energy, which creates more space and more dense

65.

What type of material makes the best conductor?

a)

food

b)

wood

c)

styrofoam

d)

metal

66.

What type of material makes the best insulator?

a)

aluminum

b)

styrofoam

c)

metal

d)

copper

67.

Which is NOT a tempter scale?

a)

celsius

b)

fahrenheit

c)

spring scale

d)

kelvin

68.

When an object is cooled, its molecules slow down and move closer together, causing the object to_________

a)

shrink or contract

b)

squeeze into a solid

c)

expand and move apart

d)

become a gas

69.

Temperature and heat have a _________ relationship

a)

indirect

b)

direct

c)

no

70.

Thermal energy moves from ________ to _________

a)

hot, cold

b)

cold, hot

c)

hot, hot

d)

cold, cold

71.

An ice cube feels cold in your hand because........

a)

heat moves from the cube to your hand

b)

heat moves from your hand to the cube

c)

there is not heat transfer

d)

your hand was in the freezer too long

72.

What materials tend to have high specific heat?

a)

conductors

b)

insulators

c)

metals

73.

What materials make the best conductors?

a)

metals

b)

non-metals

c)

solids

d)

gasses

74.

Water is a good thermal________

a)

insulator

b)

conductor

c)

equalizer

75.

Three Types of Potential Energy?

a)

Gravitational

b)

Chemical

c)

Kinetic

d)

Elastic

76.

Draw and transverse wave label:

crest, trough, wavelength, and amplitude

77.

Draw a longitudinal wave and label:

compression and rarefaction

78.

Catches the sound wave

a)

outer ear

b)

inner ear

c)

middle ear

79.

Vibrates the ear drum

a)

outer ear

b)

middle ear

c)

inner ear

80.

Sends messages to the brain

a)

outer ear

b)

middle ear

c)

inner ear

81.

Sound waves with a frequency lower than threshold of sound (hearing)

a)

infrasound

b)

ultrasound

c)

resonance

82.

Sound waves with a frequency higher than threshold of sound (hearing)

a)

infrasound

b)

ultrasound

c)

resonance

83.

When an object vibrates, it causes another object to vibrate. How music notes are created.

a)

infrasound

b)

Ultrasound

c)

Resonance

84.

Directly related to frequency of sound.

a)

pitch

b)

Doppler effect

c)

volume

d)

period

85.

Amount of time a wave takes to make on oscillation.

a)

pitch

b)

period

c)

Doppler effect

d)

volume

86.

Frequency increases as the observer moves closer to the source of the sound.

a)

pitch

b)

period

c)

Doppler effect

d)

volume

87.

Represented by amplitude of a sound wave.

a)

pitch

b)

period

c)

Doppler effect

d)

volume

88.

Three ways that an object affects to path of light?

a)

Opaque- does not allow light to pass through

b)

Transparent- allows most light to pass through

c)

Translucent- is cloudy like

d)

None of these

89.

When we see an apple as being red....explain why we see the red coloring of the apple. Why does it appear red?

a)

Just absorbs red light

b)

We don't see the red light absorbed and reflects the red light

c)

Only reflects red light

d)

We see the red because it is what is absorbed and reflecting the light

90.

Explain why white is considered "all of the colors" and black is considered "absence of color".

a)

white- because it reflects all the colors through light

b)

both reflect light

c)

black-doesn't reflect white light so colors are absorbed

d)

both reflect and absorb the colors

91.

Lenses or mirrors that bend inward.

a)

concave

b)

reflection

c)

diffraction

d)

convex

e)

refraction

92.

Light that can bend around corners

a)

concave

b)

diffraction

c)

convex

d)

reflection

e)

refraction

93.

Lenses or mirrors that bend outward.

a)

concave

b)

diffration

c)

convex

d)

reflection

e)

refraction

94.

Light bouncing off of an object.

a)

concave

b)

diffraction

c)

convex

d)

reflection

e)

refraction

95.

Light bending, and changing speeds, as it passes from one medium to another.

a)

concave

b)

diffraction

c)

convex

d)

reflection

e)

refraction

96.

Angles of incidence=Angle of reflection

a)

law of reflection

b)

red/blue/green

c)

near-sightedness

d)

far-sightedness

e)

cyan/yellow/

magenta

97.

Three primary colors of light.

a)

law of reflection

b)

red/blue/green

c)

near-sightedness

d)

far-sightedness

e)

cyan/yellow/

magenta

98.

Three secondary colors of light.

a)

law of reflection

b)

red/blue/green

c)

near-sightedness

d)

far-sightedness

e)

cyan/yellow/

magenta

99.

When light coverages through the eye behind the retina.

a)

law of reflection

b)

red/blue/green

c)

near-sightedness

d)

far-sightedness

e)

cyan/yellow/

magenta

100.

When light coverages through the eye in front of the retina.

a)

law of reflection

b)

red/blue/green

c)

near-sightedness

d)

far-sightedness

e)

cyan/yellow/

magenta