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WorksheetsReview All Materi Sem 2
Total questions: 60
Worksheet time: 3600secs
A pull moves things _______ .
Close to you
Away from you
A push moves things _______ .
Close to you
Away from you
Which of the forces in this image is the smallest?
A
B
C
D
E
What is an object doing when it is decelerating?
Speeding up
Slowing down
Traveling at a constant speed
The force that pulls objects towards Earth.
Gravity
Friction
Force
A force that results from two objects rubbing past each other.
Gravity
Friction
Air Resistance
The kicker applies a__________to the other karate master.
Pull
Pomegranate
Pizza
Push
What is this?
Stop Watch
Meter Stick
Newton meter
Test Tube
What is the net force on the block? (The overall force)
5 Newtons up
5 Newtons down
15 Newtons up
15 Newtons down
The unit of measurement for forces is
Joules
Meters
Kilograms
Newtons
If there were no forces acting on a moving object it would
stay in motion
come to a stop
lose speed
gain speed
Which example would be a balanced force?
Train moving at a constant speed in the same direction.
A skier going down a hill.
A basketball being passed to a teammate.
An apple falling to the floor.
What is terminal velocity?
Constant speed in a certain direction
Changing speed in a certain direction
Changing direction
Slowing down in one direction
To calculate weight...
Weight = gravity ÷ mass
Weight = distance x time
Weight = volume x distance
Weight = mass x gravity
What is the gravitational strength of Earth?
100 N
10 N
9.8 N/kg
7.6 N/kg
Which one of these arrows best corresponds to the force of
drag?
Green arrow
Purple arrow
Yellow arrow
Red arrows
Which place has more gravity?
Moon
Earth
During an investigation on energy, Seth rolls marbles of four different masses down a ramp. Which size marble will have the greatest kinetic energy when it reaches the bottom of the ramp?
2 grams
3 grams
5 grams
6 grams
formula of Force is...
F = w * s
F = m*a
work = F * S
S = v*t
Force for this object is ...
30 N
40 N
50 N
60 N
Formula of speed is...
speed = distance/time
speed = displacement/time
speed = velocity * time
speed = distance * time
definition of velocity is...
velocity = time * displacement
velocity = time * distance
velocity = distance/time
velocity = displacement/time
you run 360 meter in 60 seconds. calculate of speed !
40 m/s
60 m/s
300 m/s
360 m/s
36 km/h if convertion in m/s is..
5 m/s
10 m/s
20 m/s
30 m/s
What is the force that slows down or eventually stops an objects motion?
Gravity
Push
Motion
Friction
When your position changes, you're in ____________.
motion
force
What is missing
g
D
L
n
Which of the following answer choices is NOT an example of potential energy?
Running down a steep hill on vacation
Holding a basketball in practice
A drawn bow in an archer's hand
A baseball at its highest point in the air
Which is the best example of something that has kinetic energy?
a basketball rolling across a court
a car parked on a steep hill
a picture hanging on the wall
a piece of wood before it's burned
When a roller coaster is at the top of a hill it has
high potential energy
high kinetic energy
low potential energy
equal amounts of kinetic and potential energy
When a roller coaster is at the bottom of a hill it has
high potential energy
high kinetic energy
low kinetic energy
equal amounts of kinetic and potential energy
Kinetic energy depends on
mass and height
height and speed
mass and speed
mass and force
Potential energy depends on
mass and height
height and speed
mass and speed
height and force
The sum of potential energy and kinetic energy equals
work
transformation
total energy
mechanical energy
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
60 N right
60 N left
10 N left
10 N right
If an object mass =30 kg on the Earth, what would be it's weight on Earth? (g=10 m/ s2 )
30 N
300 kg
3000N
300 N
With an equal amount of force applied, which object will accelerate faster?
smaller mass
larger mass
A soccer player kicks a 0.43 kg ball, causing it to accelerate at a rate of 8 m/s2. With how much force did the soccer player kick the ball?
8.43 N
3.44 N
0.05 N
18.6 N
What is the net force on the rope?
50 Newtons
500 Newtons
450 Newtons
950 Newtons
A 0.5 kilogram bird is flying at a constant speed of 8.0 m/s. What is the bird's kinetic energy?
14 J
15 J
16 J
17 J
A 2000 kilogram car is moving at a speed of 20 m/s. How much kinetic energy does the car have?
200.000 J
400.000 J
600.000 J
800.000 J
A 50 kg person walks from the ground to the roof of a 70 m tall building. How much gravitational potential energy does he have at the top of the building? (g = 10 N/kg)
35.000 J
30.000 J
17.500 J
15.000 J
The equation to find kinetic energy is
KE = 1/2mv2
KE = mgh
KE = ma
KE = Fd
A 70 kg runner has a velocity of 5 m/s. Her kinetic energy is
175 J
875 J
350 J
1750 J
A 5 kg ball is lifted 12 m above the ground. It's gravitational potential energy is ______ (Note: g = 10N/kg)
60 J
600 J
17 J
2.4 J
The equation for gravitational potential energy is
PE = mgh
PE = Fd
PE = 1/2mv2
PE = ma
A cliff diver with a mass of 100 kg jumps off a high cliff, at a height of 10 m he is moving at 15 m/s. What is his MECHANICAL energy?
Note: ME = KE + PE
g = 10 N/kg
10.000 J
11.250 J
16.250 J
21.250 J
