Science Multiple Choice Test

An air hose extends above and below the surface of the water. Which statement explains why the hose would look broken?

After a year, a pond containing a turtle, trout, sunfish, and a tadpole dries up, what organism in the pond ecosystem is able to take in oxygen?

In the winter, the pond starts to freeze. The ducks leave the pond. They migrate to warmer climates. Why?

Which organism uses sunlight to produce food that others eat?

Which organism in the pond ecosystem completely changes its physical features and food source when it becomes an adult?

Which is the first step in a design process?

Sharpening a pencil and tearing a paper are examples of physical changes. Why?

Fruit juice is in both a metal can and a plastic bottle in the same cooler. Why does the metal can feel colder than the plastic bottle?

A student places a ball on the ground and kicks it, why does it move?

A glass of water at 20 degrees C has an ice cube placed into it, it now is 12 degrees C and it melts, why?

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