Science Quiz on Matter and Forces

Which statement best describes a scientific model?

• It is a toy scientists use to teach children.

• It is an explanation of phenomena that are difficult to observe directly.

• It is a picture that shows exactly what atoms look like.

• It is an idea that cannot be tested.

According to the Particle Model of Matter, all matter is made up of:

• Continuous and unbroken materials

• Tiny particles that are always moving

• Energy that cannot be measured

• Only atoms of oxygen

Which of the following statements is TRUE about the motion of particles in matter?

• Particles in solids move freely.

• Particles stop moving when cooled.

• Particles are constantly in motion.

• Particles move slower when heated.

What happens to the spacing of particles when a solid melts into a liquid?

• The particles get closer together.

• The particles move farther apart.

• The particles completely stop moving.

• The particles combine to form larger particles.

Which statement correctly describes what happens during evaporation?

• Particles gain energy and move faster.

• Particles lose energy and move slower.

• Particles stay in fixed positions.

• Particles combine to form crystals.

When ice changes to water, the process is called:

• Freezing

• Melting

• Condensation

• Sublimation

Which of the following lists the correct steps of a scientific investigation?

• Materials → Procedure → Aim → Conclusion → Results

• Aim → Materials → Method → Results → Conclusion

• Problem → Conclusion → Procedure → Materials → Results

• Aim → Method → Conclusion → Results → Materials

When measuring liquid volume using a graduated cylinder, you should read the scale at the:

• Top of the liquid

• Side of the cylinder

• Bottom of the meniscus

• Highest number on the scale

Which of the following correctly identifies the solute and solvent in a saltwater solution?

• Solute: Water; Solvent: Salt

• Solute: Salt; Solvent: Water

• Solute: Salt; Solvent: Saltwater

• Solute: Water; Solvent: Water vapor

Increasing the temperature of a solvent usually:

• Decreases solubility of solids

• Has no effect on solubility

• Increases solubility of solids

• Turns the solvent into a gas