Exam lessons Part 1

Between which points is the temperature of the substance remaining constant?

• A-B only

• A-B, C-D, and E-F

• B-C only

• B-C and D-E

__________ show the change in state of matter as heat is added.

• Phase diagrams

• Heating curves

• Density graphs

• Temperature plots

Which letter indicates where water is in both the solid and liquid phase at the same time?

• A

• B

• C

• D

• E

A measure of the average kinetic energy of the particles in an object is called

• Heat

• Temperature

• Kinetic energy

• Enthalpy

A microwave is an example of which type of system?

• Open

• Closed

• Feedback

An electric fan, basic with no remote?

• Open system

• Closed

  System

Gas pedal in a car is this type of system?

• Open

• Closed

A thermostat is an example of which type of system?

• Closed

• Open

• Open

• Closed

• Open

• Closed