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WorksheetsYr 10 Physics Ch 9 Pearson - Full Review Quiz 60 Q's
Total questions: 60
Worksheet time: 2hrs 4mins
A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?
10 m/s
1000 m/s
100 seconds
10 seconds
The unit we use to measure acceleration is ___.
m/s
m
s
m/s2
The unit we use to measure speed is ___.
m/s
m
s
m/s2
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
What type of force is this man using to push his grocery cart?
Normal Force
Gravity
Air Resistance
Applied Force
What is the net force?
3 N
3 N, right
17 N, right
3 N, left
What is the unit to MEASURE force?
Kilogram
Meter
Pounds
Newton
A ____________ is a push or a pull on an object.
friction
force
magnet
gravity
If both forces are going in the same direction you should______ those forces
Add
Subtract
Divide
Multiply
When forces are going in the opposite direction of each other you should do what do find the net force
Subtract
Add
Divide
Multiply
In the unit we used the equation
EGP = m x g x d
The quantity with units of joules is
EGP
F
d
g
In the unit we used the equation
EGP = m x g x d
The quantity with a value that does not change while we are on the Earth's surface is
EGP
F
d
g
EGP (J) = Weight (N) x change in height (m):
A weight of 500N is placed up 1.5m higher than the floor. What is the GPE (J)?
500J
750N
750J
600J
a 2kg object is raised 2m, what is the change in GPE? Hint: m x g x h. (g = 10)
40J
40N
40kg
40m
mass = 450kg, gravity = 10N/kg, height = 12m. Calculate GPE. (mgh)
472J
54,000N
54,000J
5,400J
Which energy store decreases as an object falls?
Gravitational
Kinetic
Checmial
Magnetic
Total energy = 200J
Useful energy = 20J
Workout the efficiency of this lightbulb.
efficiency = total energy inuseful enegy ×100
100%
80%
40%
10%
Total energy = 350J
Useful energy = 70J
Workout the efficiency of this iphoneX.
efficiency = total energy inuseful energy ×100%
100%
80%
40%
20%
When a golf club hits a golf ball, not all of the club's energy is transferred to the ball. Which of the following does NOT represent that energy loss?
sound
mgh
heat
elastic distortion
A car transfers 100 J of chemical energy in order to gain 50 J of kinetic energy. The efficiency of the car is
20%
0.5%
50%
200%
What are Equations for Gravitational Potential Energy?
Gravitational Potential Energy = Mass x Gravitational Field Strength x Height
Gravitational Potential Energy = Weight x Height
Gravitational Potential Energy = Mass x Gravitational Field Strength / Height
Gravitational Potential Energy = Weight / Height
Gravitational Potential Energy (Ep) is...
the energy stored in a stretched object
the energy stored in an electrically charged object
the energy stored in a frozen object
the energy stored in a raised object
The formula for calculating gravitational potential energy is...
1/2 x mass2 x gravitational field strength x height
mass x gravitational field strength x height
1/2 x mass x gravitational field strength x height
mass x gravitational field strength x height2
The most GPE is at
a
b
c
d
The least amount of potential energy is at
a
b
c
d
A 11kg baby crawls across the yard at 2 m/s. What is his kinetic energy?
KE = 11 x 1/2 + 22
KE = 0.5 x 11 x 22
KE = 0.5 x 2 x 112
KE = 1/2 + 0.5 + 112
A 11kg baby crawls across the yard at 2 m/s. What is her kinetic energy?
44 J
11 J
16 J
22 J
The picture below shows John, Mark, and Erica on an elevator. The elevator is moving down from the 10th floor of a building to the 1st floor of the building.
John's mass is 78 kilograms, Mark's mass is 31 kilograms, and Erica's mass is 54 kilograms. At any given moment when they are moving down with the elevator, which of the following statements is true?
John has the most kinetic energy, and Mark has the least kinetic energy.
Mark has the most kinetic energy, and Erica has the least kinetic energy.
Mark has the most kinetic energy, and John has the least kinetic energy.
Erica has the most kinetic energy, and Mark has the least kinetic energy.
