MCA Science Prep

Front

What organelle gives plants their green color?

Back

Chloroplast

Front

What causes static electricity in a clothes dryer?

Back

Electrons are transferred as clothes rub against each other in the dryer.

Front

What is the niche of a lion in an ecosystem?

Back

Predator

Front

What should be changed to test the hypothesis that increased friction decreases the rolling distance of a marble?

Back

Roughness of the ramp surface

Front

Which consumer in a food web eats only producers?

Back

Mouse

Front

What is the function of chloroplasts in plants?

Back

Chloroplasts are responsible for photosynthesis, converting sunlight into energy.

Front

What is static electricity?

Back

Static electricity is the buildup of electric charge on the surface of objects.

Front

What role do producers play in an ecosystem?

Back

Producers create energy through photosynthesis and are the base of the food web.

Front

What is the difference between a predator and prey?

Back

A predator hunts and eats other organisms, while prey is the organism that is hunted.

Front

How does friction affect motion?

Back

Friction opposes motion, causing objects to slow down or stop.