Forces can change the ____________ of things
Smell
Speed
Quantity
None of these
An ______ simply slope over which a load can be pushed up or down.
Pulley
Inclined plane
Screw
Wedge
Various tools use __________ force to do work
Muscular
Mechanical
Elastic
Gravitational
Which is needed to move heavy things?
Weak force
Strong force
Negative force
Forces can change the ____________ of moving things.
Taste
Direction
Which one is example for simple machines?
Lever
Chair
Both a & b
The force exerted by the muscles of our body is called
Muscular force
Mechanical force
Elastic force
Gravitational force
Small tools are called
Force
Simple machines
Work
Energy
Which one is example of wheel and axle?
Steering wheel
Pedal
Screwdriver
All of these
Which help us to walk ?
Friction
Inertia
Collision
