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WorksheetsMotion and Forces Lesson 3 Test
Total questions: 20
Worksheet time: 20mins
Which is work?
a force that causes an object to fall
a force that slows things down
when a force changes an object’s motion
Which activity requires the most work?
jumping rope
lifting a book
hammering a nail
A pulley uses a rope and a wheel to move. True or False.
True
False
A _______ is NOT an example of a wheel and axle.
merry-go-round
wheelchair ramp
pencil sharpener
windmill
Which simple machine would a person use to lift a heavy rock?
wedge
lever
screw
A lever can be used to lift something. The object lifted is called the
work
pulley
wheel and axle
load
Which forces are used in a simple machine?
wind and water
sound and heat
compound machine
pushes and pulls
What are simple machines?
Machines with a lot of parts.
Machines with few or no moving parts.
Which two simple machines does a pair of scissor have?
levers and wedges
wheel and axle
screw and wedge
Check off all of the simple machines.
cutting paper with scissors
pushing a box up a ramp
removing a bottle cap with a bottle opener
using a motor to make a boat go fast
baking cookies in an oven
When a force moves an object or changes an object's position is known as
compound machine
work
simple machine
Which is an example of a wheel and axle?
the base of a light bulb
a knife blade
a steering wheel
Check off below all of the simple machines with NO moving parts
hammer
steering wheel
bottle opener
ferris wheel
Check off all of the simple machines with a few moving parts.
hammer
doorknob
ferris wheel
steering wheel
True or False. An example of a compound machine that you have used are a pair of scissors.
True
False
What is the fixed point upon which a lever rotates
wedge
lever
fulcrum
work
Which job would wedge help you do?
opening a heavy door
lifting up a piano
hitting a baseball
operating a Ferris wheel
Which of the following is an example of a simple machine with no moving parts?
ferris wheel
bottle opener
steering wheel
doorknob
Which of the following is an example of a simple machine with a few moving parts?
hammer
ramp
bottle opener
doorknob
Which of the following is an example of compound machine that you have used at school?
steering wheel
bottle opener
scissors
