Science revision

Which of these materials is waterproofing?

• Paper

• Cotton

• plastic

Which of these statements is true?

• Paper towels are stronger than napkins.

• Paper towels and napkins have the same strength.

• Napkins are stronger than paper towels.

_______ materials do not absorb water.

• Absorbent

• Waterproofing

• Natural

Which of these materials allows light to pass through it?

• Glass

• Stone

• Wood

The change of solid into liquid is called __________

• Melting

• Absorbency

• Flexibility

Which of these makes ball bounce?

• shape

• colour

• brightness

Molding means to _______ a material.

• shape

• melt

• chew

________ are objects that are made by humans.

• man-made objects

• flexible materials

• natural objects

Materials that can not bend at all are called __________.

• absorbent

• rigid

• melting

________ is needed for melting to happen.

• Heat

• Ball

• Scale