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8th Grade Science Final Review Back to menu.

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Presentation on theme: "8th Grade Science Final Review Back to menu."— Presentation transcript:

1 8th Grade Science Final Review Back to menu

2 Final jeopardy question
Heat/ Thermal Energy Wave/ Chemical Energy Sound/Light Energy Mechanical Energy Electrical Energy 10 10 10 10 10 20 20 20 20 20 30 30 30 30 30 40 40 40 40 40 Final jeopardy question

3 The type of energy based on the position of an object
10 Point Question The type of energy based on the position of an object Potential Energy

4 associated with the rolling of a ball
20 Point Question The type of energy associated with the rolling of a ball Kinetic Energy

5 When the crank is turned, what type of energy transformation occurs?
30 Point Question When the crank is turned, what type of energy transformation occurs? mechanical to electrical electrical to light chemical to mechanical mechanical to chemical A

6 40 Point Question At which point does this ball have the
most potential energy? C C A B D

7 10 Point Question A metal cylinder is heated in boiling
water then placed in cold water. What will happen to the temperature of the water and the can? Hint: Think of heat transfer!!!! The temperature of the can will decrease, and the temperature of the water will increase

8 From High Temperature to Low Temperature
20 Point Question Heat energy flows in what direction? From High Temperature to Low Temperature

9 Law of Conservation of Energy
30 Point Question Energy cannot be created nor destroyed...name the law Law of Conservation of Energy

10 Thermal Energy Increases
40 Point Question As we increase the movement of particles in an object, what happens to its thermal energy? Thermal Energy Increases

11 energy associated with the movement of electrons
10 Point Question This is the type of energy associated with the movement of electrons Electrial Energy

12 electrical discharge is?
20 Point Question An example of electrical discharge is? Lightning

13 of electrical energy (not an outlet!!!)
30 Point Question Name a common source of electrical energy (not an outlet!!!) Battery or Generator

14 This is the rate at which electrical charge passes a given point
40 Point Question This is the rate at which electrical charge passes a given point Current

15 production of sound from an object?
10 Point Question What causes the production of sound from an object? Vibrations

16 higher electron levels and falling back down
20 Point Question This energy is due to electrons jumping to higher electron levels and falling back down Light Energy

17 Sound waves require a _________ to travel through 30 Point Question
Medium

18 Which is faster, the speed of light or the speed of sound?
40 Point Question Which is faster, the speed of light or the speed of sound? Light

19 This type of wave is an example of a sound wave 10 Point Question
Longitudinal

20 Transverse waves have a high and low...what are these parts called?
20 Point Question Transverse waves have a high and low...what are these parts called? Crests and Troughs

21 Breaking of bonds to release energy in a substance is known as
30 Point Question Breaking of bonds to release energy in a substance is known as what type of energy? Chemical Energy

22 point in a given amount of time
40 Point Question This is the number of waves to pass a given point in a given amount of time Frequency

23 What type of circuit is this?
Final jeopardy Final Jeopardy Question What type of circuit is this? Parallel


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