6.8A and 6.8B Progress Monitoring Assessment

When would the skateboarder have the most potential energy?

• While rolling down the ramp

• While moving up the ramp

• At the bottom of the ramp

• At the top of the ramp

Investigating which of the following questions would involve kinetic energy?

• What is the effect of a boat’s shape on its speed?

  
  

• Do boats float higher in salt or fresh water?

  
  

• How does the color of a boat affect heat absorption?

  
  

• What material makes the strongest boat?

  
  

The image here shows four soccer balls at four different locations on an uneven soccer field very near sea level. Which soccer ball has the greatest amount of potential energy?

• Ball A

• Ball B

• Ball C

• Ball D

The pendulum is released from Position 1. At which two positions will the pendulum’s potential equal its kinetic energy?

• 1 & 2

• 2 & 4

• 3 & 4

• 4 & 5

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to Light

• Electrical to Chemical

• Electrical to Light

• Chemical to Electrical

Which of the following shows an energy transformation from chemical energy to electrical to light energy?

• A bolt of lightning lights the night sky.

• A candle glows brightly in the dark.

• A fire in a fireplace lights up a room.

• A battery causes a flashlight to shine.

People get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?

• Mechanical → Thermal → Electrical

• Chemical→ Mechanical → Thermal

• Mechanical → Chemical → Sound

• Chemical → Sound → Electrical

A television works by transforming electrical energy into what other kinds of energy?

• Light, thermal, and sound

• Thermal, chemical, and solar

• Sound, mechanical, and electrical

• Light, chemical, and mechanical