6th Science Unit 1 Matter

What is solubility?

• The ability to attract other substances

• The temperature at which a solid changes to a liquid

• The ability of a substance to dissolve in another substance

• The ability to conduct heat

The ability of a substance to dissolve in another substance

What happens to ice at 0 °C?

• It becomes water

• It becomes a solid

• It becomes a gas

• It becomes steam

Which of the following is a good heat conductor?

• Wood

• Glass

• Copper

• Plastic

What is the boiling point of water?

• 0 °C

• 150 °C

• 50 °C

• 100 °C

What is thermal conductivity?

• The ability to attract other substances

• The ability to change shape

• The ability to dissolve in water

• The ability to conduct heat

The ability to conduct heat

Which material is a good electrical insulator?

• Graphite

• Rubber

• Gold

• Copper

What is the melting point of water?

• 100 °C

• 0 °C

• 25 °C

• 50 °C

What does it mean if a substance is insoluble?

• It conducts heat well

• It changes shape easily

• It does not dissolve well in another substance

• It dissolves well in another substance