Force and friction quiz

A push or a pull is called ________.

• Pressure

• Effort

• Force

• Push

Tags

NGSS.MS-PS2-1

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Name the force due to which every object falls on earth.

• friction

• Gravitational force

• electrostatic force

• muscular force

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NGSS.MS-PS2-2

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State whether true or false:

Liquids and gases do not exert pressure.

• True

• False

What is the use of lubricants? How are these usefull

• used to make friction

• increase friction

• reduce friction

Which surface does produce more friction—smooth or rough surface?

• Rough surface

• Smooth surface

Friction can be reduced by using

• Oil

• Powder

• Grease

• All of them

_________ is responsible for wearing out of bicycle tyres?

which are the non-contact force

• frictional force

• magnetic force

• muscular force

• electrostatic force

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When an object is moving it is said to be in a?

• Stationary

• Motion

• position

In science, when we apply force on an object and the object moves it is said that _______ is done?

• stationary

• force

• Work

• move

Tags

NGSS.HS-PS2-1