5th grade STAAR SCIENCE REVIEW

What do you call the temperature at which a liquid turns into a gas?

• Condensing point

• Boiling point

• Freezing point

• Melting point

If I mix one cup of sand with a half cup of iron fillings, can I separate them? If yes, how?

• No, you can not separate this mixture

• By using your hand

• With a filter

• By using a magnet

Which of the following does NOT have mass?

• Light from a flashlight

• Water in a glass

• Air in a balloon

• An empty box

Astronauts who have walked on the Moon....

• weighed less on the Moon

• weighed more on the Moon

• had greater mass on the Moon

• felt greater magnetism on the Moon

Which of the following is NOT a Conductor?

• Water

• Iron

• Penny

• Wood

If a piece of wood is floating at the top of the pitcher with water, that means that the wood is.....

• more dense than water

• less dense than water

• is neither an insulator or conductor

• solid

How can I separate sugar and water?

• By letting the sugar evaporate

• By letting the water evaporate

• By drinking the water and leaving the sugar behind

• By mixing it

A toaster is powered by electrical energy. The toaster changes the electrical energy to.....

• wind energy

• solar energy

• thermal energy

• mechanical energy

What name is given to any material that allows electricity to pass through it?

• Battery

• Conductor

• Insulator

• Appliance

A source of power would be a....

• battery

• open circuit

• closed circuit

• a wire