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WorksheetsPSE Spring Final Review
Total questions: 66
Worksheet time: 22mins
Name
Class
Date
1.
Put 123,000,000 into scientific notation.
a)
1.23*106
b)
3.21*107
c)
1.23*107
d)
1.23*108
2.
Take 5.4*10-5 out of scientific notation.
a)
540000
b)
0.000054
c)
0.00054
d)
0.0000054
3.
Convert 24 cm to kilometers.
a)
2400
b)
0.024
c)
0.0024
d)
0.00024
4.
Convert 465 hm to millimeters.
a)
46,500 mm
b)
46,500,000 mm
c)
465,000 mm
d)
4,650,000 mm
5.
Define independent variable?
a)
the variable you change
b)
the variable you measure
c)
the standard you compare the results to
d)
the variables that remain the same
6.
Define dependent variable?
a)
the variable you change
b)
the variable you measure
c)
the standard you compare the results to
d)
the variables that remain the same
7.
What unit do we use to measure distance?
a)
seconds
b)
meters
c)
liters
d)
kilograms
8.
What unit do we use to measure velocity?
a)
meters
b)
seconds
c)
meters/second
d)
kilograms
9.
What unit do we use to measure acceleration?
a)
m/s
b)
m
c)
s
d)
m/s2
10.
What unit do we use to measure time?
a)
s
b)
m/s
c)
m
d)
kg
11.
What is the definition of acceleration?
a)
rate of change of velocity
b)
distance traveled divided by time
c)
energy of motion
d)
energy based on position
12.
What is the formula for velocity?
a)
v=d/t
b)
v=dt
c)
v=ad
d)
v=ad/t
13.
What is the formula for acceleration?
a)
a=(vf-vi)/t
b)
a=(vf+vi)/t
c)
a=vt
d)
a=(vf-vi)*t
14.
A dog runs 25 m in 89 s. What is the dog’s average speed?
a)
0.82 m/s
b)
3.56 m/s
c)
2225 m/s
d)
0.28 m/s
15.
What is Newton’s First Law?
a)
an object at rest remains at rest
b)
F=ma
c)
action-reaction
16.
Name one example of Newton’s First Law.
a)
friction
b)
seat belts
c)
rockets
17.
Define inertia.
a)
tendency of an object to resist changes in motion
b)
larger force causes a larger acceleration
c)
F=ma
18.
What is Newton’s Second Law?
a)
F=ma
b)
tendency of an object to resist changes in motion
c)
action-reaction
19.
Name one example of Newton’s Second Law.
a)
seat belts
b)
book sitting still
c)
kicking a ball
d)
rockets
20.
What is the formula for force?
a)
F=ma
b)
F=m/a
c)
F=a/m
d)
F=vt
21.
What is the unit for force?
a)
kg
b)
m/s
c)
m
d)
N
22.
What is Newton’s Third Law?
a)
every action has an equal and opposite reaction
b)
Law of Inertia
c)
F=ma
d)
objects at rest remain at rest
23.
Name one example of Newton’s Third Law.
a)
seat belts
b)
rockets
c)
book falling to the ground
d)
kicking a ball
24.
Define net force.
a)
sum of all the forces acting on an object
b)
mass*acceleration
c)
all the rightward forces
d)
all the leftward forces
25.
Compare the Moon’s gravity to the Earth’s gravity.
a)
they are equal
b)
Earth's gravity is less than the Moons's gravity
c)
Earth's gravity is greater than the Moons's gravity
d)
not enough information
26.
What is the definition of work?
a)
transfer of energy when a force moves an object
b)
energy cannot be created or destroyed
c)
stored energy
d)
energy of motion
27.
What is the unit for work, kinetic energy, and potential energy?
a)
m/s
b)
N
c)
W
d)
J
28.
What is the unit for power?
a)
J
b)
W
c)
m/s
d)
N
29.
What does the Law of conservation of energy say?
a)
energy can be destroyed
b)
energy cannot be destroyed, but it can change forms
c)
energy can change forms and be destroyed
d)
energy cannot change forms
30.
What is the formula for work?
a)
W=Fd
b)
W=F/d
c)
W=d/F
d)
W=Fd/t
31.
How much work is done to lift a 10 kg book 25 m?
a)
2450 J
b)
250 J
c)
2.5 J
d)
0.4 J
32.
It takes 30 J of work to push a desk across the room in 15 s. How much power is being exerted?
a)
0.5 W
b)
2 W
c)
450 W
d)
45 W
33.
Define kinetic energy.
a)
stored energy
b)
energy of motion
c)
energy of heat
d)
energy of food
34.
What is the formula for kinetic energy?
a)
KE=1/2*mv2
b)
KE=1/2*m2v2
c)
KE=1/2*mv
d)
KE=1/2*m2v
35.
Find the kinetic energy of a car with a mass of 3400 kg moving at a velocity of 12.5 m/s.
a)
42500 J
b)
21250 J
c)
531,250 J
d)
265,625 J
36.
Define potential energy.
a)
stored energy
b)
energy of motion
c)
energy of heat
d)
energy of food
37.
What is the formula for potential energy?
a)
PE=mgh
b)
PE=mg/h
c)
PE=mh/g
d)
PE=m/(gh)
38.
Find the potential energy of a 35 kg child sitting on a 2.4 m tall platform.
a)
84 J
b)
823.2 J
c)
8.57 J
d)
343 J
39.
Define mechanical energy.
a)
stored energy
b)
energy of motion
c)
energy of food
d)
kinetic and potential energy
40.
Define chemical energy.
a)
stored energy
b)
energy of motion
c)
energy of food
d)
energy of heat
41.
Is heat a form of energy?
a)
Yes
b)
No
42.
Which direction does heat travel (from hot to cold objects or from cold to hot objects)?
a)
from hot to cold objects
b)
from cold to hot objects
43.
How is kinetic energy related to temperature?
a)
as KE increases, Temp decreases
b)
as KE decreases, Temp increases
c)
as KE increases, Temp increases
44.
Define Radiation.
a)
transfer of energy by electromagnetic waves
b)
stored energy
c)
energy of motion
d)
energy of food
45.
Name one example of radiation.
a)
metal spoon
b)
Sun
c)
food
d)
boiling water
46.
Define Conduction.
a)
transfer of thermal energy by collisions between particles
b)
transfer of thermal energy in a fluid
c)
energy that comes from the Sun
47.
Define convection.
a)
transfer of thermal energy by collisions between particles
b)
transfer of thermal energy in a fluid
c)
energy from the Sun
48.
What is the First Law of Thermodynamics?
a)
energy added to a system can increase the heat or energy
b)
heat always flows from warm areas to cool areas
49.
Explain what the specific heat of an object tells you.
a)
how easy/difficult it is to heat up
b)
energy of motion
c)
stored energy
50.
Define thermal energy.
a)
stored energy
b)
energy of heat
c)
energy of motion
d)
energy of food
51.
Can you hear sound in space?
a)
Yes
b)
Depends on where you are
c)
No
52.
Can light travel through space?
a)
Yes
b)
No
53.
What type of waves are electromagnetic waves (Transverse or Longitudinal)?
a)
Transverse
b)
Longitudinal
54.
Define frequency.
a)
number of waves passing a point in 1 second
b)
length of a wave
c)
height of a wave
d)
highest point of a wave
55.
What is the unit for frequency?
a)
Hz
b)
m
c)
m/s
d)
J
56.
Which type of electromagnetic wave do we use to treat cancer?
a)
radio
b)
visible
c)
gamma
d)
infrared
57.
What type of waves are sound waves composed of (Transverse or Longitudinal)?
a)
transverse
b)
longitudinal
58.
What is the velocity of a wave with a wavelength of 300 m and a frequency of 400 Hz?
a)
120,000 m/s
b)
1.33 m/s
c)
0.75 m/s
d)
12,000 m/s
59.
Put the EM waves in order from smallest frequency on the left to largest frequency on the right
a)
radio, micro, infrared, visible, ultraviolet, x-ray, gamma
b)
radio, infrared, visible, micro, ultraviolet, x-ray, gamma
c)
gamma, x-ray, ultraviolet, visible, infrared, micro, radio
d)
infrared, micro, ultraviolet, x-ray, gamma, radio, visible
60.
Write out the visible colors of light in order from lowest to highest frequency.
a)
red, yellow, green, blue, orange, violet, indigo
b)
indigo, red, blue, orange, violet, yellow, green
c)
violet, indigo, blue, green, yellow, orange, red
d)
red, orange, yellow, green, blue, indigo, violet
61.
What type of electromagnetic wave has a frequency slightly higher than what students can see?
a)
visible
b)
infrared
c)
ultraviolet
d)
x-ray
62.
What are the three primary colors of light?
a)
red, green, yellow
b)
orange, yellow, green
c)
red, green, blue
d)
cyan, magenta, yellow
63.
What color do you see when you combine the three primary colors of light?
a)
white
b)
purple
c)
black
d)
brown
64.
What are the three primary subtractive colors?
a)
red, green, blue
b)
cyan, magenta, yellow
c)
cyan, magenta, blue
d)
red, green, yellow
65.
What color do you see when you combine the three subtractive primary colors?
a)
white
b)
brown
c)
black
d)
purple
66.
What is the speed of light in a vacuum?
a)
3*108 m/s
b)
300 m/s
c)
3*105 m/s
d)
3000 m/s
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