Science 6 - Materials

The process of changing from a solid into a liquid ....

the process of changing from a gas into a liquid

The boiling point of vinegar is ....

• 0^oC

• 100^oC

• 118^oC

• 1064^oC

There are some facts about boiling, except ....

• higher temperature

• produce bubbles

• it is faster

• particles on surface of a liquid change into a gas

It is rigid, it has fixed shape and volume, and cannot be squased ....

substances and materials that conduct heat are called ....

• thermal conduction

• electrical conductor

Which are good conductors of heat?

• steel and copper

• plastic and wood

• plastic and glass

• wood and paper

materials and substances are able to conduct electricity are called ....

• electrical conductors

• good insulators

Ice melts to water and become solid again when we put in freezer. It is ....

we burn a match the wood changes into a black substance. it is called ....