work and machines

What is force?

• pull

• push

• push or pull

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

An object cannot move unless we apply ____force

• no

• some

• lot of

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What machine helps us to do?

• rest

• work

Tags

NGSS.MS-ETS1-4

NGSS.MS-PS2-1

We use ______ force to push a heavy object.

• less

• more

• no

Tags

NGSS.MS-PS2-2

Which machine is this?

• Crane

• washing machine

• sewing machine

Machines make our work_____________

• difficult

• easier

What is the food of a machine?

• fuel

• vegetables

• air

Tags

NGSS.MS-PS3-5

What is the fuel for our body?

• petrol

• food

• air

Tags

NGSS.MS-LS1-7

What can we do with hammer?

• It is used to drive the screw

• It is used to cut the paper

• It is used to drive the nails in the wood

What can scissor do?

• to join the paper

• To fix the nail

• To cut the paper