Download Bellwork Questions

Bellwork Questions
1.
Look at the diagram above. Which arrow shows the direction that heat would
travel between the jars of water?
A. Arrow B
B. Arrow A
C. None of the arrows shows the direction that heat would travel.
D. Arrow C
2. Stored _____energy in a flashlight’s batteries becomes light energy when the
flashlight is turned on.
A. sound
B. heat
C. mechanical
D. chemical
3. The law of _______ of energy states that energy cannot be created or
destroyed.
A. transformation
B. conservation
C. stability
D. absorption
4. A stone held above the ground has potential energy. When the stone is
dropped, potential energy is converted to _________ energy.
A. chemical
B. thermal
C. electrical
D. kinetic
5. Johnny is playing the drums in the garage. What type of energy transfer is
occurring?
A. mechanical energy converted into sound energy
B. electrical energy converted into sound energy
C. sound energy converted into electrical energy
D. mechanical energy converted into light energy
6. The electric pencil sharpener in Mrs. Brown's classroom gets very warm on
days when many students need to sharpen their pencils.
Choose the form of energy to fill in the blank in the energy conversion diagram
below.
Electrical Energy
____________________
Heat Energy
A. Chemical Energy
B. Nuclear Energy
C. Light Energy
D. Mechanical Energy
7. The ______ energy in water pooled behind a dam is converted to
hydroelectric power as gravity causes the water to surge through and drive a
turbine.
A. kinetic
B. potential
C. magnetic
D. solar
8. _______ energy is defined as the energy of motion.
A. Dynamic
B. Chemical
C. Kinetic
D. Potential
9. When the golfer in the picture hits the ball, how is energy transferred?
A. The energy leaves the ball and enters the club.
B. The energy leaves the ground and enters the ball.
C. The energy leaves the club and enters the ball.
D. The energy leaves the man and enters the ground.
10. In the process of photosynthesis, plants like the flower above use solar
energy to make sugars. They use some of the energy in the sugars right away.
They store some sugars for later use. What type of energy is stored in the plant's
sugars?
A. mechanical energy
B. solar energy
C. chemical energy
D. light energy
11. Which of the following is a true statement about heat transfer?
A. Heat ALWAYS flows from warmer objects to cooler objects.
B. Heat NEVER travels in a similar pattern.
C. Heat ALWAYS flows from cooler objects to warmer objects.
D. Heat is NOT related to temperature differences.
12. Position A is the starting point for the roller coaster. At which position will the
first roller coaster car have the most potential energy?
A. position B
B. position D
C. position C
D. position A
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