Check Point #3 Review

Question #1 What type of transformation occurs when the water current moves the turbine in the Dam?

• A Solar Energy transforms into Electrical Energy
• B Mechanical Energy transforms into Electrical Energy
• C Water Energy transforms into Electrical Energy
• D Electrical Energy transforms into Thermal Energy

Question #2 Mr. Rodriguez heats up Dino nuggets in an air fryer. What energy transformations occur between the air fryer and the meal?

• F Chemical energy ---> Light Energy ---> Electrical Energy
• G Electrical energy ---> Mechanical Energy ---> Thermal Energy
• H Chemical energy ---> Solar Energy ---> Thermal Energy
• J Electrical energy ---> Electromagnetic Energy ---> Chemical Energy

Question #3 Roller coasters use potential and kinetic energy to move carts around the track. Select the position on the roller coaster that has the Least potential energy.

• F
• A
• B
• C
• D

Question #4 Roller coasters use potential and kinetic energy to move carts around the track. Select the position on the roller coaster that has the Most kinetic energy.

• A Between A and B
• B Between B and C
• C Between E and F
• D Between C and D

Question #5 The Slingshot below throws a rock towards a lion that was chasing you. Where does the rock have the Greatest Kinetic Energy?

• A SlingShot 1
• B SlingShot 2
• C SlingShot 3
• D All of the above

Question #6 The picture shows Mr. Acevedo using a hockey stick to hit a puck. Why does the puck move when the hockey stick hits it?

• A) Contact with the puck creates an unbalanced force affecting the hockey stick.
• B) Contact with the hockey stick releases the ball's potential energy.
• C) Contact withe hockey stick creates an unbalanced force affecting the puck
• D) Contact with the puck releases the hockey sticks' potential energy.

Question #7 Mr. Villarreal who was training for a cross country race jogged for 4.0 hours and covered a distance of 32.0 kilometers. What was the average speed of Mr. Villarreal? Be sure to include the units in your answer.

(a)  

Question # 8 During an investigation, Mr.Sierra placed a soccer ball at the top of a ramp and recorded the distance and time at different intervals. The graph below is a record of their data. What is the average speed of the soccer ball in the investigation?

• A) 9.0 m/s
• B) 3.0 m/s
• C) 4.0 m/s
• D) 5.0 m/s

Question #9 Mark slid a small race car along a at tabletop for a distance of 3.2 m. The data show the motion of the block of wood. Which graph displays the motion of the race car?

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Question #10 The table below shows the data points of a puppy that started from rest and then started looking for toys. Using the table, which graph shows the motion of the puppy as it looks for toys?

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