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Worksheets

practice for finals.

Total questions: 52

Worksheet time: 1hrs 11mins

Name
Class
Date
1.

Definition of motion

4 lines
2.
A train travels 25 km in .5 hrs. How fast is the train going?
a)
25 miles/hr
b)
5 miles/hr
c)
125 km/hr
d)
50 km/hr
3.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
4.

An object travels 100 m North then 50 m South. What total distance did it travel?

a)

150 m

b)

50 m North

c)

50 m South

d)

150 m North

5.

The momentum of an object depends upon the object's ___________&_____________.

a)

size and shape

b)

mass and speed

c)

mass and veloctiy

d)

mass and energy

6.
A 0.250 kg cart moving at 0.400 m/s has how much momentum?
a)
0.1 kg-m/s
b)
1 kg-m/s
c)
10 kg-m/s
d)
100 kg-m/s
7.

You are calculating the momentum of a 2 kg toy car moving along the sidewalk at a speed of 0.5 m/s. What would happen to the momentum if you doubled the mass of the car?

a)

You would double the momentum.

b)

You would triple the momentum.

c)

You would half the momentum.

d)

The momentum would not change.

8.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity 
d)
displacement 
9.

A roller coasters accelerates from an initial speed of 6.0 m/s to a final speed of 70 m/s over 4 seconds. What's the acceleration?

a)

24 m/s2

b)

18 m/s2

c)

16 m/s2

d)

16 m/s

10.
A car accelerates from a standstill to 70 m/s in 10 seconds.  What is the acceleration?
a)
0.7m/s2
b)
7m/s2
c)
14m/s2
d)
none of the above
11.

The equation for acceleration is...

a)
b)
c)
d)
12.

What is gravity?

a)

A force that causes objects in motion to move in a curved path.

b)

Any push or pull

c)

The force of attraction between any two objects that have mass.

d)

A substance that reduces friction between the moving parts of machines.

13.

What is weight?

a)

A substance that reduces friction between the moving parts of machines

b)

The measure of the force of gravity on an object.

c)

Any push or pull

d)

The force of attraction between any two objects that have mass

14.
What is a force?
a)
the PUSH or PULL on an object 
b)
The MOTION an object creates
c)
The objects HITTING one another
d)
Going REALLY FAST
15.
What is the net force?
a)
5.5 N left
b)
5.5 N right
c)
2.5 N left
d)
2.5 N right
16.
What is the net force?
a)
11 N left
b)
11 N right
c)
3 N left
d)
3 N right
17.
What is the net force?
a)
4.2 N left
b)
4.2 N right
c)
2.2 N left
d)
2.2 N right
18.
The diagram below shows a skateboarder pushing himself forward with a force of 25 N while the wind pushes back with a force of 5 N. How will the skateboarder be affected if the force of the wind increases to 8 N?
a)
The speed of the skateboarder will increase.
b)
The speed of the skateboarder will remain constant.
c)
The speed of the skateboarder will decrease.
d)
The skateboarder will come to a stop.
19.
What are balanced forces?
a)
forces of the same size, in opposite directions
b)
the same size in the same direction
c)
forces in opposite directions
d)
forces at right angles to each other
20.

An airplane taking off

a)

Unbalanced force

b)

Balanced force

21.

A contact force is from

a)

objects physically touching

b)

far apart objects

c)

not touching object

d)

always a pull

22.

A non-contact force is between

a)

two objects that aren't touching

b)

two objects that are touching

c)

the ground and wheels

d)

you and me

23.

Friction is a

a)

Contact Force

b)

Myth

c)

Non-contact Force

24.

What is Newton's 2nd Law?

a)

For every action there is an equal and opposite reaction.

b)

Acceleration depends on two variables, the mass of the object and the amount of force.

25.

What is Newton's 1st Law?

a)

For every action there is an equal and opposite reaction.

b)

An object at rest will stay at rest, an object in motion will stay in motion, unless an unbalanced force acts upon it.

26.

What is Newton's 3rd Law?

a)

For every action there is an equal and opposite reaction.

b)

Acceleration depends on two variables, the mass of the object and the amount of force.

27.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
28.
A person steps out of the boat and onto the dock.  As the person moves forward onto the dock, the boat moves backward.  Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
29.

A 15kg object is accelerating of 3m/s Calculate the force acting on it.

(a)  

30.

Which of Newton's Law is the same as force formula?

a)

Newton's first law

b)

Newton's second law

c)

Newton's third law

31.

Energy of motion is which type of energy?

a)

Kinetic

b)

Potential

c)

Electrical

d)

Chemical

32.

The ability to do work or cause change is known as...

a)

Gravity

b)

Work

c)

Law of Conservation

d)

Energy

33.

_______ energy can be stored in food and fuels such as word or coal

a)

mechanical

b)

chemical

c)

electrical

d)

nuclear

34.

"Energy can be transformed from one form to another, but energy cannot be created or destroyed." Which law is this?

a)

Law of Gravitational Force

b)

Law of Conservation of Mass

c)

Law of Conservation of Energy

d)

Newtown's Second Law

35.

The sum of the kinetic and potential energy in a system is known as the system's _____________________ energy.

a)

mechanical

b)

chemical

c)

thermal

d)

combined

36.

Can energy be destroyed?

a)
True
b)
False
37.

Can energy be transformed

a)
True
b)
False
38.

Select all the renewable energy source.

a)

solar energy

b)

Hydroelectricity

c)

coal

d)

oil

e)

wind energy

39.

select the non renewable energy source

a)

coal

b)

biomass

c)

geothermal energy

d)

natural gas

e)

Nuclear energy

40.
A wave that requires a medium through which to travel
a)
mechanical wave
b)
chemical wave
c)
electromagnetic wave
d)
pitch
41.

The Capital Letter A measures from the rest position to the top of the wave. What is this measurement called?

a)

rarefaction

b)

compression

c)

wave height

d)

amplitude

42.

What does the lowercase letter (a) represent (highest point of this type of wave?)?

a)

rarefaction

b)

crest

c)

trough

d)

amplitude

43.

What is the measurement from crest to crest on a transverse wave called?

a)

all of these

b)

amplitude

c)

wave height

d)

wavelength

44.

The number of waves that pass a point in a certain amount of time is called ___________________________?

a)

all of these

b)

rarefaction

c)

frequency

d)

wave length

45.

Wave speed is calculated using _____________ x _______________.

a)

wavelength x wave height

b)

frequency x wave height

c)

frequency x wavelength

d)

amplitude x wave speed

46.

What is the frequency of a wave that has a speed of 24 m/s and a wavelength of 6 meters?

a)

4 Hz

b)

10 Hz

c)

14 Hz

d)

6 Hz

47.
As light travels through a lens in causes an object to appear larger, this is due to which behavior?
a)
Transmission
b)
Reflection
c)
Absorption
d)
Refraction
48.

Which wave phenomenon makes it possible for a player to hear sound from a referee's whistle in an open field even when standing behind the referee?

a)

diffraction

b)

Doppler effect

c)

reflection

d)

refraction

49.

Transverse waves have:

a)

crests and troughs

b)

troughs and rarefactions

c)

compressions and contractions

d)

rarefactions and crests

50.

The measurement for Frequency is...

a)

Cycle

b)

Meters

c)

Hertz

d)

Seconds

51.

All life on Earth requires Healthy Air and __________ .

a)

Food

b)

Shelter

c)

Water

d)

Soil

52.
In a grassland ecosystem, lions prey on wildebeest. The population of lions has declined steadily because of illegal hunting. What will most likely happen to the population of wildebeest?
a)
The wildebeest population will increase
b)
The wildebeest population will decrease
c)
The wildebeest population will remian the same