Materials and machines. Exam 3º Primaria

What is this object made of?

• Leather
• Steel
• Plastic
• Iron

What is this object made of?

• Iron
• Leather
• Rubber
• Glass

What is this object made of?

• Silver (plata)

• Steel

• Iron

• Gold

What is this object made of?

• Tree
• Wood
• Plastic
• Stick

Tags

NGSS.5-PS1-3

This machine needs...

• Electricity

• Fuel

• Physical strength

Machines help us to move from one place to another, to do domestic tasks, to communicate, to play and...

• .... to heat our houses.

• ... to walk.

• ... to wash our hands.

This machine needs...

• Fuel

• Power of wind or water.

• Physical strength.

This machine needs...

• physical strength.

• electricity.

• Fuel.

This simple machine is a ....

• ... inclined plane

• ... lever

• ... pulley

SIMPLE MACHINES are made of ___________ pieces.

• just one piece or very few pieces

• many pieces