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Biblioteka

KE and PE Lab Reflection

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Posljednje ažuriranje over 6 years ago
16

Use the Potential Energy chart of various objects below to answer questions 1-6. Round all number to the nearest ten thousanths place (four after the decimal).

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Use the Kinetic Energy: Changing Mass chart below to answer questions 7-11. Round all number to the nearest ten thousanths place (four after the decimal).

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Use the Kinetic Energy: Changing Velocity chart below to answer questions 12-16. Round all number to the nearest ten thousanths place (four after the decimal).

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Pitanje 1
1.

Using the Potential Energy chart above, convert the mass of the expo marker from grams to kilograms.

Pitanje 2
2.

Using the Potential Energy chart above, convert the mass of the car from grams to kilograms.

Pitanje 3
3.

Using the Potential Energy chart above, convert the mass of the DVD case from grams to kilograms.

Pitanje 4
4.

Using the Potential Energy chart above, convert the mass of the beaker from grams to kilograms.

Pitanje 5
5.

Using the Potential Energy chart above, calculate the Potential Energy of the car on the chair.

(PE= m x g (9.8) x h)

Pitanje 6
6.

How would the PE of the DVD case on the desk change if it were now on the moon (g=1.6 N/kg)? Support your claim with evidence (show the math and the PE of each location).

Pitanje 7
7.

Using the Kinetic Energy: Changing Mass chart above, calculate the KE of the car when it has no marbles.

KE = (1/2 mass) x (velocity2)

Pitanje 8
8.

Using the Kinetic Energy: Changing Mass chart above, calculate the KE of the car when it has one marble.

KE = (1/2 mass) x (velocity2)

Pitanje 9
9.

Using the Kinetic Energy: Changing Mass chart above, calculate the velocity of the car when it has two marbles.

(v=d/t)

Pitanje 10
10.

Using the Kinetic Energy: Changing Mass chart above, calculate the velocity of the car when it has three marbles. (v=d/t)

Pitanje 11
11.

What evidence do you see in the data above that supports the claim "when mass doubles, the KE doubles and when velocity doubles, KE increases by a factor of four?" Explain your reasoning with evidence directly from the data chart.

Pitanje 12
12.

Using the Kinetic Energy: Changing Velocity chart above, calculate the velocity of the car when it has a height of 4. (v=d/t)

Pitanje 13
13.

Using the Kinetic Energy: Changing Velocity chart above, calculate the velocity of the car when it has a height of 8. (v=d/t)

Pitanje 14
14.

Using the Kinetic Energy: Changing Velocity chart above, calculate the KE of the car when it has a height of 12.

KE = (1/2 mass) x (velocity2)

Pitanje 15
15.

Using the Kinetic Energy: Changing Velocity chart above, calculate the KE of the car when it has a height of 16.

KE = (1/2 mass) x (velocity2)

Pitanje 16
16.

What evidence do you see in the data above that supports the claim "when mass doubles, the KE doubles and when velocity doubles, KE increases by a factor of four?" Explain your reasoning with evidence directly from the data chart.