STAAR Review

Front

What will most likely cause a puddle of water to evaporate?

Back

Warm sun

Front

Adding heat to a substance can cause it to change from a -

Back

liquid to gas

Front

Students placed a black block and a white block on each side of a balance. Based on the results, what can the students say about the two blocks?

Back

The white block has more mass than the black block.

Front

What is happening at the boiling point?

Back

liquid to gas

Front

What is happening at freezing point? Options: gas to liquid, solid to liquid, liquid to solid, liquid to gas

Back

liquid to solid

Front

Ice melts to form liquid water at this temperature.

Back

0 °C

Front

Which property is least likely to be used to separate this mixture of rocks? Options: Magnetic, Shape, Size, Color

Back

Magnetic

Front

You walk into class and there is a cup of clear solution on your desk. What do you do to figure out what the solution is made of?

Back

Evaporate the water and examine the properties of the crystals

Front

A fan blowing out air is an example of what type of energy? Options: sound, thermal, mechanical, light

Back

mechanical

Front

What would best complete this circuit? Options: A wire, A switch, A battery, A light bulb

Back

A battery