DOL: 9/24 (5.6A REVIEW)

Front

Objects that blow into a swimming pool or that are dropped into the pool by swimmers need to be removed. These objects include foam cups, keys, and coins. Which of the following explains a useful method for removing some of these objects?

Back

The foam cups are less dense than water, so they can be removed from the surface with a pool cleaning net.

Front

A teacher gives a student four clear sealed containers. Each container holds a different substance. The student records some observations about the substance in each container. Based on these observations, which container most likely holds only gas?

Back

Container 3

Front

Property to classify objects into two groups using a hand lens, magnet, and water.

Back

Density can be used to separate objects that sink in water from objects that do not.

Front

Why does the plastic keep the electricity from starting a fire?

Back

Plastic is a good insulator.