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WorksheetsChapter 9 Forces
Total questions: 20
Worksheet time: 10mins
The place where something is.
speed
location
motion
How fast an object moves.
speed
location
motion
Objects that move, are in ...
speed
location
motion
How far objects and places are from each other.
speed
location
distance
Pushing and pulling is a .....
machine
speed
force
When 2 objects touch each other.
magnetic force
contact force
gravity
Metal objects are pulled to a magnet.
magnetic force
contact force
friction
The force that pulls all objects to Earth.
magnetic force
friction
gravity
What is friction?
Pulling towards Earth
2 objects rubbing against each other
2 objects touching
Friction causes objects to ...
slow down
change position
stop
What do we call machines with 1 or no moving parts?
compound machines
simple machines
magnet
How does a pulley help us to do work?
lift a load
speed
friction
What is the fixed point in a lever called?
load
fulcrum
effort
Which simple machine helps to move loads easily?
lever
screw
wheel and axle
Which simple machine helps to move loads to higher places?
inclined plane
screw
lever
How do screws help us do work?
lift heavy loads
change direction
fasten 2 things together
Which picture is a wedge?
Two or more simple machines working together, is called a .... machine
simple
compound
electric
Which simple machine helps to raise a flag?
lever
inclined plane
pulley
Why do we need and use simple machines?
to make work easier
to make work harder
to make work more
