WorksheetsWork and Energy Chapter exam
Total questions: 52
Worksheet time: 2hrs 2mins
what splits things apart?
lever
wedge
wheel and axle
screw
a catapult is an example of a [ ]
pulley
talking chicken
door knob
lever
Which would be most effective to push a heavy box into a truck?
super cow
inclined plane
wedge
pulley
A wedge would be most effective to split things apart.
True
False
What is the formula for work?
force + distance
force x distance
work - force x 8
distance x work
What are the two factors that affect kinetic energy?
time and energy
power and mass
mass and velocity
time and work
Which of these BEST shows kinetic energy
A cheetah can run briefly with a speed of 31 m/s. Suppose a cheetah with a mass of 47 kg runs at this speed. What is the cheetah’s kinetic energy?
1457 J
728.5 J
45,167 J
22,583.5 J
You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has ______________________ energy. Calculate it.
Kinetic, 1890 J
Kinetic, 945 J
Kinetic, 945 N
Potential, 945 J
A car is traveling with a velocity of 40 m/s and has a mass of 1120 kg. The car has ___________energy. Calculate it.
Potential, 896,000 J
Kinetic, 25,088,000 J
Kinetic, 796,000 J
Kinetic, 896,000 J
What is the kinetic energy of a 3-kilogram ball that is rolling at 2 meters per second?
6 J
9 J
18 J
6 N
What is the kinetic energy of a 2kg rabbit hopping at a speed of 1.25 m/s?
1.5625 N
2 J
1.5625 J
2 N
Calculate the kinetic energy of a car with a mass of 475kg rolling down a hill at a speed of 5m/s.
593.75 J
5937.5 J
7937.5 J
.59375 J
How much work does an elephant do while moving a circus wagon 20 meters with a pulling force of 200N?
220 J
400 J
4,000 J
4 J
How much work is done when a force of 33N pulls a wagon 13 meters?
429 m
429 KG
429 J
46 N
The SI Unit for Energy is
Joule
Newton
Calorie
Watt
which letter shows the ball when it has the maximum kinetic energy
A
D
F
G
Which letter shows the ball when it has the maximum potential energy?
G
D
B
A
Which sequence correctly shows a resulting increase in potential energy?
A,G,F,C
B,F,E,C
D,E,B,F
C,D,E,F
Which sequence correctly shows a resulting increase in kinetic energy?
E,F,B,G
D,E,B,F
A,B,C,D
B,F,E,C
Which sequence correctly shows a resulting increase in kinetic energy?
E,F,B,G
D,E,B,F
A,B,C,D
B,F,E,C
You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has __________________ energy.
Kinetic
Potential
A baby carriage is sitting at the top of a hill that is 21 m high. The carriage with the baby weighs 12 N. The carriage has _________________ energy.
Potential
Kinetic
A car is traveling with a velocity of 40 m/s and has a mass of 1120 kg. The car has _______________ energy.
Potential
Kinetic
Who is this?
Lil Toosie
Lil Goosie
Lil Boosie
Lil Doo-Doo
Who is this?
Kevin Mates
Kevin Games
Kevin Gage
Kevin Gates
Who is this
President Barack Obama
President George Washington
President
Who is this?
Maya Angelou
Oprah Winfrey
Alfreda Winfrey
Who is this silly little daughter is this!
Mrs. Hornes
Mrs. Richardson
Mrs. George
Mrs. Bourgeois
What is my daughters name?
Ta-Neka
Shelby
Lillian
Ben-ja-Mina
How many shelby's do you see in this picture collage?
3
2
1
I don't see any
