Semester 1 Review 2

Which statement is true according to the data shown?

• The cooler the temperature, the louder the crickets chirp.

• The crickets cannot chirp at temperatures lower than 10 degrees Celsius.

• The warmer the temperature, the more often the crickets chirp.

• The temperature and the chirping of the crickets is not related.

Where is the potential energy to run the plant?

• 1

• 2

• 3

• 4

As the ball moves from point 3 to point 4, which energy conversion is taking place?

• thermal to kinetic

• kinetic to thermal

• potential to kinetic

• kinetic to potential

What type of energy change occurred after the rock was pushed?

• Heat energy was converted to potential energy.

• Electrical energy was converted to heat energy.

• Potential energy was converted to kinetic energy.

• Kinetic energy was converted to electrical energy.

At which point will the maximum kinetic energy be reached?

• 1

• 2

• 3

• 4

What information does the graph show?

• How the mass of the dog has changed

• How much food the dog consumed

• Which kinds of food the dog consumed

• When the dog was measured each month

In gym class, a student kicks a soccer ball high into the air. As the ball goes upward, which type of energy is increasing?

• kinetic

• thermal

• potential

• kinetic

From which position should the ram be released to have the greatest kinetic energy when it hits the spike?

• 1

• 2

• 3

• 4

Which object in Ramon's bookcase contains the most potential energy?

• ball

• vase

• toy

• book

When a car burns gasoline, it creates hot air to move the pistons in the engine, which causes the car to move. What energy transformation occurs from the fuel to the movement of the car?

• thermal energy to mechanical energy

• thermal energy to chemical energy to mechanical energy

• chemical energy to thermal energy to mechanical energy

• chemical energy to electrical energy