Physics

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Conservation of energy

In this lesson we will be studying the law of conservation of energy with a focus on conservation of energy during transfers between the kinetic store and gravitational potential energy store.

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Quiz:

Conservation of energy

This quiz will test your understanding of the content from this lesson and earlier lessons in the topic

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Q1.Which is the correct statement about closed systems?

1/6

Q2.Revision: A box is pushed along the ground. Which energy transfer is involved?

2/6

Q3.Revision: What is the definition of the gravitational potential energy store?

3/6

Q4.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it just reaches the ground?

4/6

Q5.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it is half way to the ground?

5/6

Q6.What is the maximum height reached for an object of mass 1 kg launched upwards at a speed of 20 m/s (g = 10 N/kg)

6/6

Quiz:

Conservation of energy

This quiz will test your understanding of the content from this lesson and earlier lessons in the topic

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Q1.Which is the correct statement about closed systems?

1/6

Q2.Revision: A box is pushed along the ground. Which energy transfer is involved?

2/6

Q3.Revision: What is the definition of the gravitational potential energy store?

3/6

Q4.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it just reaches the ground?

4/6

Q5.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it is half way to the ground?

5/6

Q6.What is the maximum height reached for an object of mass 1 kg launched upwards at a speed of 20 m/s (g = 10 N/kg)

6/6

Lesson summary: Conservation of energy

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The next lesson in Energy is "The elastic potential store"

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