Heavy & Fast or
Light & Slow
Heavy & Slow
Light & Fast
100

A 2 kg toy car moves at 3 m/s.

9 J

100

A 20 kg dog runs at 3 m/s.

90 J

100

A 4 kg bowling ball is rolled at 10 m/s.

200 J

200

A 100 kg runner moves at 5 m/s.

1250 J

200

A 50 kg crate slides across the floor at 2 m/s.

100 J

200

A 2 kg baseball is thrown at 25 m/s.

Calculator OK

625 J

300

A 0.8 kg bird flies at 10 m/s.

Calculator OK

40 J

300

A 1,000 kg car moves slowly through a parking lot at 2 m/s.

2000 J

300

A 3 kg tennis ball moves at 30 m/s.

Calculator OK

1350 J

400

A 1,200 kg car drives down the road at 15 m/s.

Calculator OK

135,000 J

400

A 200 kg motorcycle rolls at 1.5 m/s.

Calculator OK

225 J

400

A 1 kg arrow flies at 60 m/s.

Calculator OK

1800 J

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