E.O.Y. Science Review (Star Wars edition)

Besides electrical energy, what other types of energy does a lightsaber have (based on this picture)?

• mechanical energy

• electrical

  energy

• light

  energy

• thermal

  energy

• sound

  energy

Answer explanation

Lightsabers are used as weapons. They are hot enough to melt through walls.

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Based on this question alone, which form of energy is produced when a lightsaber is turned on?

(a)  

Arrange M.E.L.T.S. in the proper sequence.

• electrical

  energy

• thermal

  energy

• light

  energy

• sound

  energy

• mechanical

  energy

Select the example of mechanical energy.

• 
• 
• 

Answer explanation

Mechanical energy is energy in motion usually involving 2 or more things.

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Select the solution(s).

• 
• 
• 
• 

Answer explanation

Solutions CANNOT be separated easily or at all.

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Select the mixture(s).

• 
• 
• 
• 

Answer explanation

Mixtures CAN be separated.

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Select the thermal insulator.

Answer explanation

Since the lightsaber produces a lot of thermal energy, it is both smart & safe to use gloves to protect himself from the heat.

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Liquids have a definite ​ (a)   , but NO definite ​ (b)   . Liquids take the ​ (c)   (form) of the ​ (d)   .

• volume
• shape
• container

Answer explanation

Liquids will always change their form no matter where it goes: a bowl, cup, mug, or even floor.

Draw the EQUATOR in BLUE and the AXIS in RED.

Answer explanation

The EQUATOR goes from side to side and is like a belt; while the AXIS goes up & down (North to South).

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​ ​ (a)   are materials that allow heat or electricity to pass through them freely.

• Conductors
• Insulators
• Electrons

Answer explanation

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