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WorksheetsEnergy & Simple Machines
Total questions: 40
Worksheet time: 39mins
A simple machine that consists a rigid bar that pivots on a fixed point
lever
pulley
wheel and axle
fulcrum
A seesaw is an example of a
wedge
lever
inclined plane
pulley
An axe is an example of a
pulley
inclined plane
screw
wedge
What is energy?
something that has mass
a living thing
a sammich
the ability to do work
When force is used to move an object across a distance, this is called...
effort
power
energy
work
The device used to raise a flag up a flag pole is an example of a
wheel and axle
lever
inclined plane
pulley
True or false: Energy cannot change from one type to another.
True
False
work is equal to _____________ multiplied by distance
power
friction
force
acceleration
A simple machine that splits an object apart is a
inclined plane
fulcrum
wedge
lever
The fixed point on the lever is called
load
resistance
bar
fulcrum
How much work is done if I use 5N of force to move an object 2 meters?
10 Newtons
7 Newtons
10 Joules
7 Joules
What do you call a machine made up of two or more simple machines?
complicated machine
compound machine
comprehensive machine
constructed machine
A simple machine that is made up of an incline plane wrapped around a cylinder, often used to hold things together is a...
lever
screw
wedge
pulley
Which of the following is an example of thermal energy?
A light bulb
The movement of a car
The digestion of food
Heat from a fire
How can you reduce the amount of force required to lift an object using an inclined plane (ramp)?
increase the length of the ramp
increase the height of the ramp
decrease the length of the ramp
A plant turns electromagnetic energy from the sun into chemical energy during photosynthesis. This is an example of a(n)...
Energy transformation
Matter transformation
Energy change
Physical Change
Is this circuit open or closed?
Open
Closed
What is potential energy?
moving energy
stored energy
renewable energy
non renewable energy
The ability to do work (move) is called...
Matter
Energy
Weight
Force
Can the electricity go through ?
Yes, because the circuit is open.
No, because the circuit is open.
Yes, because the circuit is closed.
No, because the circuit is closed.
Faster moving atoms and molecules are associated with...
Low thermal energy (cooler)
High thermal energy (hotter)
The picture shows what type of transformation
Electrical to mechanical
light to electric
electrical to light
light to light
What is kinetic energy?
moving energy
potential energy
stored energy
renewable energy
What type of energy does a stationary bike have?
Potential
Kinetic
Heat
Is this an open or closed circuit?
open circuit
closed circuit
