Simple Machine and Complex Machine

Which statement is correct?

• Inclined plane: enables us to moves the objects from one level to a higher level

• Gear: Separates, cuts, holds, and stops objects

• Screw: Helps to lift up and moves objects easily

• Pulley: Moves and rotates objects

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the following machines is not an example of wheel and axle?

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• 
• 

What is the name of this part?

• Pulley

• Wedge

• Inclined Plane

• Screw

Which of the following tools is the most sustainable to be used to harvest paddy?

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• 
• 

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

What is this simple machine?

• Inclined Plane

• Lever

• Gear

• Wheel and axle

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which method can help Rozita to open the lid easier?

• use a thinner spoon

• reduce the distance between Rozita's hand and the circular part of the tin

• exert a stronger pushing force

• increase the distance between Rozita's hand and the circular part of the spoon

Tags

NGSS.MS-PS2-2

What is the simple machine that used by the boy to take water?

• Lever

• Incline plane

• Pulley

• Gear

Garden scissors is a type of simple machine __________ to trim trees.

• Wedge

• Wheel and axle

• Pulley

• Lever

A worker is facing difficulty to carry boxes out of the lorry. Which simple machine can help the worker?

• Lever

• Wedge

• Inclined plane

• Gear

Tags

NGSS.MS-PS2-1

Wheelbarrow is a simple machine or complex machine?

• Simple Machine

• Complex Machine