S1 Science

What are the horizontal rows in a periodic table called?

• Groups

• Periods

• Elements

• Metals

What is the boiling point of a substance?

• The temperature at which a liquid turns into a gas

• The temperature at which a gas turns into a liquid

• The temperature at which a solid turns into a liquid

• The temperature at which a solid turns into a gas

Which of the following is a permanent change?

• Melting

• Cutting

• Cooking

• Freezing

What is formed during a chemical reaction?

• A temporary substance

• A new substance

• No new substance

• A physical change

What happens when hydrogen gas burns?

• It creates a loud bang

• It burns silently

• It burns with a squeaky pop

• It does not burn

What is the result of a solute dissolving in a solvent?

• Solution

• Solute

• Solvent

• Residue

What do enzymes do in living things?

• They decrease particle size

• They act as biological catalysts

• They produce electricity

• They create light energy

What is energy defined as?

• A type of matter

• The ability to do work

• Only electrical activity

• A form of light

Which of the following is NOT a form of energy?

• Elastic

• Chemical

• Glass

• Kinetic

How is heat transferred in liquids and gases?

• Conduction

• Radiation

• Convection

• Insulation