⚡ Part 1: Multiple Choice

📝 Part 2: Fill in the Blanks and Short Answers

a) Energy of motion is called _____________ energy.

b) Stored energy is called _____________ energy.

c) When you pedal a bicycle, you change _____________ energy from your muscles into _____________ energy of the moving bike.

Speed = _______ miles per hour

Distance = _______ miles

1. _________________________________

2. _________________________________

3. _________________________________

🔬 Answer Key

1. B - A ball rolling down a hill

2. C - Chemical energy

3. D - A rock 15 feet high

4. All answers are correct

5. a) kinetic b) potential c) chemical, kinetic

6. 30 miles per hour (60 ÷ 2 = 30)

7. 12 miles (3 × 4 = 12)

8. Sample answer: Energy from my muscles (chemical energy) transfers to the ball as kinetic energy. When the ball hits the ground, some energy transfers to the ground and some bounces back up. The ball gradually loses energy and stops bouncing.

9. Sample answers: Walking to school, eating breakfast for energy, using lights in classroom, playing at recess, riding the bus, etc.