Matter EOG Review 1

Carmen places 10 mg of salt, 20 mg of sugar, and 30 mg of water into a cup and stirs. Which is the mass of the solution?

• 10 mg

• 20 mg

• 30 mg

• 60 mg

Elizabeth combined 20 grams of sugar with 50 grams of flour. Which best describes the mass of the mixture?

• 20 grams

• 30 grams

• 50 grams

• 70 grams

The scout troop collected 250 aluminum cans for recycling and crushed the cans before selling them. Which best describes the weight of the cans before and after being crushed?

• The cans will have the same weight before being crushed and after being crushed.

• The cans will have a greater weight before being crushed than after being crushed.

• The cans will have a lighter weight before being crushed than after being crushed.

• The cans will have a different weight before being crushed and after being crushed.

Which is an example of a change that results in a new material?

• melting wax

• cutting paper

• sawing wood

• exploding fireworks

John's father cooks on his outdoor grill by burning wood. John notices that the wood turns into ashes at the bottom of the grill as it burns. John claims that this is a chemical change. Which statement BEST supports his claim?

• The ashes are a new mixture.

• The ashes are a different shape.

• The ashes are a new substance.

• The ashes are a different state of matter.

Libby mixed one cup of water with one tablespoon of salt. Why did the salt seem to disappear?

• The salt condensed.

• The salt evaporated.

• The salt changed into water.

• The salt dissolved in the water.

Which explains how most metals react to being heated?

• They become brittle.

• They contract.

• They expand.

• They break.

How would water vapor cooling and forming clouds impact the water cycle?

• by increasing runoff

• by increasing evaporation

• by increasing precipitation

• by increasing transpiration

The main source of energy that drives the water cycle comes from

• hydrothermal vents.

• atmospheric pressure.

• convection currents.

• the Sun.

The picture shows a lake participating in a part of the water cycle. What is happening at X?

• Energy from the Sun is heating the water in the lake, causing some of it to evaporate into water vapor.

• Energy from the clouds is heating the water in the lake, causing some of it to condense into water vapor.

• The clouds are creating a gravitational force that attracts water from the lake.

• The Sun is creating a gravitational force that attracts water from the lake.