GR6 Revision

Absorb energy is an ....................... process

• endothermic

• exothermic

Release energy is an ...........................process

• endothermic

• exothermic

What type of separation method does an air purifier use to remove dust and allergens from the air?

• distillation

• filtration

• evaporation

What type of separation method is used to get fresh water from the sea?

• filtration

• evaporation

• magnetic attraction

The model shows a/an ____________

• atom

• element

• compound

The model shows a/an________________

• atom

• compound

The model shows a/an------------------

• atom

• element

• compound

Substances that are made up of only one type of atom are called __________.

• atom

• element

• compound

Breaking, folding, crushing, chopping, and changing the state are all examples of--------------------

• physical change

• chemical change

Burning, cooking, baking, rusting, rotting food are all examples of --------------------

• physical change

• chemical change