SCIENCE MARATHON (WEEK 7)

Poisnous and harmful

• Compost

• Toxic

• Trash

• Algae

Protecting and saving resources

• Consumption

• Combinatio n

• Condensation

• Conservation

The natural world around us

• Algal bloom

• Environment

• Compost

• Fertilizers

Use something again

• Reduce

• Recycle

• Reuse

• Rescue

Waste material

• Trash

• Conservation

• Minerals

• Fertilizers

Using less of something

• Reuse

• Recycle

• Revise

• Reduce

Things from nature we use

• Oil spill

• Natural resource

• Conservation

• Fertilizers

Turning waste into new items

• Recycle

• Reduce

• Reuse

• Reunite

Organic waste turned fertilizer

• Concrete

• Conservation

• Compost

Oil leaking into oceans or rivers

• Deforestation

• Environment

• Conservation

• Oil spill