Page 243 - Primary Five Science

Burning

 Burning is a chemical reaction in which heat and light are

produced

 The gas that is given out during burning is carbon dioxide

 The gas that is needed for burning to take place is oxygen
.
Similarities between burning and rusting

1. Both require oxygen to take place

2. Both are chemical changes or reactions
.
Differences between burning and rusting

1. Burning needs only oxygen to take place while rusting needs

both oxygen and moisture

2. Rusting applies to specific metals (iron) while burning ap-

plies to anything.

An experiment to show that oxygen supports burning