Unit Test Matter and Energy

Front

All of the following are examples of matter EXCEPT: an chair, a bird, a towel, sunlight

Back

sunlight

Front

Which of these shows a chemical change? tearing paper, morning dew on the grass, melting ice, a copper roof that turned green

Back

a copper roof that turned green

Front

The smallest unit of matter is

Back

an atom

Front

Which of these is an example of a molecule? A Sodium atom, salt mixed in water, Water- H₂O, A Carbon atom

Back

Water- H₂O

Front

This image shows ......

Back

A Mixture

Front

Which of these is a compound? Sugar mixed in water, A sodium atom, Water- H₂O, Ocean water

Back

Water- H₂O

Front

An element contains.....

Back

Only one type of atom

Front

The density of water is 1 g/cm3. Would wood float or sink when put in a beaker of water?

Back

Float

Front

Which of the substances listed is the most dense? Wood, Gold, Paraffin Wax, Aluminum

Back

Gold

Front

Which of these is a chemical change? A candle melting, Boiling water, Burning firewood, Tearing paper

Back

Burning firewood