Big Ideas 8 and 9 SSA Review

Big Ideas 8 and 9 SSA Review

Mrs. Hernandez

Multiple Choice

The states of matter differ in many ways, including shape

and volume. The following three figures show the

particles in a solid, a liquid, and a gas.

Which of the following correctly identifies the state of matter?

• 3: gas

• 2: solid

• 1: liquid

• 2: liquid

Multiple Choice

There are three main states of matter: liquid, solid, and

gas. Which statement describes the shape of a solid?

• It has its own shape.

• It does not have shape.

• It takes the shape of its container.

• It changes shape with temperature.

Multiple Choice

Lina needs to make a list of the physical properties of

matter. Which of these should Lina include in her list?

• balance

• graduated cylinder

• temperature

• thermometer

Mixtures and Solutions

Multiple Choice

Imagine you have a bucket of saltwater. Which of the following would be the best way to remove the water so that you're left with only salt?

• Stir the saltwater for a long time. The salt will form a crystal.

• Leave the saltwater to sit for a long time. The salt will settle to the bottom.

• Boil the saltwater. The water will evaporate and only the salt will remain.

• Freeze the saltwater. The water will sink to the bottom and the salt will rise to the top.

Multiple Choice

Which of the following is a mixture?

• Cake

• Salad

• Rusty iron

• Water

How to increase the speed of dissolving

• Stir or shake

• Heat

• Crush (to increase the surface area)

Multiple Choice

Abdul uses sugar cubes to sweeten his tea. He wonders whether stirring his tea will make the sugar cube dissolve faster or slower. If Abdul stirs his tea, what effect does it have on the rate at which the sugar cube dissolves?

• The rate that the sugar cube dissolves will speed up.

• The rate that the sugar cube dissolves will slow down.

• The rate that the sugar cube dissolves will remain the same.

• The rate that the sugar cube dissolves will slow down and then stop.

Physical and Chemical Changes

Multiple Choice

Imagine that you fill a bucket to the top with water and then place the bucket outside in freezing weather. Which of the following describes what will happen when the water in the bucket freezes?

• The level of the water and the bucket itself will not be changed by becoming frozen.

• The level of the water will be lower once it is frozen and the molecules are more compact.

• The sides of the bucket will be pushed out and the level of the water will be above the rim of the bucket.

• The level of the water will be uneven once it is frozen because some of the water will remain as a liquid in the bucket.

Multiple Choice

Which of the following describes an example of a material undergoing a chemical change to become another material with different characteristics?

• Iron turns to rust when it is exposed to oxygen.

• When water boils, it turns into vapor, which is a gas.

• Oxygen can become liquid at a very low temperature.

• Gold can be spread out very thin to cover a large area.

Multiple Select

Check the items that describe a chemical change

• Water boiling into steam

• An ice cream melting

• A bicycle rusting in the

  rain

• A banana turning brown

• Tearing paper into pieces

Multiple Select

Check the items that describe a chemical change

• A candle wick burning

• Water freezing into ice

• A carton of milk going sour

• A loaf of bread cut into slices

• Burning toast in the toaster