Q1 Review-PH

Theory or Law??? Changes with new observations.

• Theory

• Law

Theory or Law??? Is a well-tested EXPLANATION for a wide range of observations and experimental results.

• Theory

• Law

Theory or Law??? Is a DESCRIPTION of what a scientists expects to happen every time under a certain set of conditions.

• Theory

• Law

Science or Pseudoscience: Personal bias and the opinion of the scientist.

• Science

• Pseudoscience

In order for an explanation to be considered scientific, it must be based on ____________.

• An inference

• A conclusion

• Past experience

• Evidence

Particles are closely spaced.

• Solid

• Liquid

• Gas

• Plasma

What happens to particles when their temperature increases?

• The particles move slower

• The particles lose mass

• The particles move faster

• The particles gain mass

When ice sits out on a counter and melts, it is because the ice has...

• gained mass

• gained energy

• lost mass

• lost energy

The energy of MOTION is...

• Chemical

• Potential

• Radiant

• Kinetic

The colder the temperature, the _______ the particle's motion.

• Faster

• Slower

• Smaller

• Larger