Exploring the Properties of Water

What happens when you move a drop of water around on wax paper with a toothpick?

• The water evaporates.

• The water spreads out evenly.

• The water forms smaller droplets.

• The water stays together and moves as one drop.

What is the effect of adding soap to the water and oil mixture on wax paper?

• The oil evaporates.

• The water and oil mix together.

• The soap dissolves the wax paper.

• The water and oil remain separate.

How many drops of water were able to fit on the penny in the experiment?

• 25 drops

• 30 drops

• 35 drops

• 38 drops

What should you do before starting the experiment with the penny?

• Dry the penny with a towel.

• Heat the penny.

• Clean the penny with soap.

• Make a prediction about the number of drops.

What happens to the pepper when soap is added to the water?

• The pepper spreads out to the edges.

• The pepper dissolves.

• The pepper changes color.

• The pepper sinks to the bottom.

What is observed when water is poured into a beaker of ice?

• The ice sinks to the bottom.

• The ice remains unchanged.

• The ice melts immediately.

• The ice floats to the top.

What happens when food coloring is added to water?

• The food coloring dissolves and spreads.

• The water evaporates.

• The food coloring sinks to the bottom.

• The water changes temperature.

What is the effect of adding food coloring to oil?

• The food coloring mixes with the oil.

• The food coloring remains separate from the oil.

• The oil changes color.

• The oil evaporates.

What should you do while waiting for the thermometer to adjust in the beakers of water?

• Heat the beakers.

• Add more water.

• Make observations about the beakers.

• Stir the water.

What were the recorded temperatures of the three beakers of water?

• 0°C, 18°C, 56°C

• 10°C, 20°C, 50°C

• 5°C, 15°C, 55°C

• 0°C, 25°C, 60°C