Science 8 Modified Final Exam

What state of matter is water when it is frozen?

• Solid

• Gas

What do we call a mixture that looks the same everywhere?

• Solution

• Mechanical mixture

Which is a solution?

• Salt water

• Rocks and sand

Which one flows easily?

• Liquid

• Solid

Which tool is used to measure mass?

• Balance scale

• Thermometer

What is a solvent in a solution? Hint: Solute sounds like Salt

• The substance doing the dissolving

• The substance being dissolved

A thicker liquid that flows slowly has:
Hint: Low Viscosity = Fast flow

• High viscosity

• Low viscosity

Heating a liquid usually makes it:

• Flow faster

• Flow slower

What happens when a gas is compressed?

• It takes up less space

• It becomes heavier

Which is more dangerous to drink?

• Toxic chemical

• Clean water