Water and Simple Machines Quiz

What does water contamination mean?

• Making water taste better

• Making water smell good

• Making water cold

• Making water dirty or unsafe

Which of these causes water contamination?

• Using soap for dishes

• Drinking clean water

• Throwing trash

• Planting trees

What can happen to animals from dirty water?

• They can get sick

• They can fly

• They can swim faster

• They can grow bigger

What is one effect of unclean water?

• More plants growing

• Bad taste and smell

• More fish in the water

• Clear water

What is water purification?

• Throwing water away

• Cleaning water to make it safe

• Making water dirty

• Adding chemicals to water

What is a lever?

• A type of plant

• A kind of water

• A type of fish

• A tool that helps lift things

What does a wheel and axle do?

• Helps things roll

• Makes things fly

• Cleans water

• Lifts heavy objects

What is an inclined plane?

• A type of water

• A kind of tree

• A type of fish

• Helps things move up or down

Where can you find scissors?

• At home

• In the ocean

• In the sky

• In a tree

What should we do to keep our tools safe?

• Use them in water

• Hide them

• Throw them away

• Keep them clean