Saving Salila's Turtle

Kachua is a Hindi word for what animal?

What are harmful substances that dirty the environment?

• Ultraviolet light

• Chlorine

• Pollution

• Evaporation

___________ is a type of light with rays like intense sunshine that can burn and destroy microbes.

Who uses science, math, and creativity to help make the air, water, and soil cleaner and safer, as his or her job.

• President Obama

• Biochemical Engineer

• Mr. Tsuboi

• Environmental Engineer

What is the process of cleaning water to remove dirt, twigs, and microbe. Sometimes chlorine is added to kill microbes.

• Evaporation

• Water Purification

• Pollution

• Filter

If you wanted to separate contaminants from water or another substance, you would use a ______________.

What are tiny living organisms that are too small to see without a microscope? (They are not animals or plants).

• Filter

• Pollution

• Microbes

• Water

What is one type of microbe?

• Pollution

• Bacteria

• Evaporation

• Kachua

When water dries up and goes back into the air, it is called ________________.

• evaporation

• water purification

• drinking

• technology

Check all that is considered to be technology.

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