How materials change

Which of these are examples of how materials can change? (Select all that apply)

• State

• Colour

• Shape

• Bubble

• Name

When ice melts, this is an example of a material changing...

• State

• Colour

• Shape

• Bubble

We can cut a piece of paper into smaller pieces. This is an example of which type of change? (Write only 1 word)

Which of the following is an example of material changing shape?

• Mixing salt in water

• Snapping a stick

• Mixing vinegar and baking powder

• Bleaching material

We can mix salt or sugar in water. This is an example of which type of change?

• State

• Colour

• Shape

• Bubble

• Dissolve

When a material can change states and then change back again we say that is process is....

• Irreversible

• Reversible

• Changing

• Permanent

When a material changes states and then can't change back again we say that this process is....

• Irreversible

• Reversible

• Changing

• Temporary

When we snap a stick it is an example of a change in shape. This change is ...

• Reversible

• Irreversible

• An accident

• Fixable

Which of these are examples of reversible processes? (Select all that apply)

• Ice melting

• Steam from a kettle

• Fried egg

• Melted candle wax

When applying bleach to fabric the change is an example of a change in state.

• True

• False