13.15 What is Energy SciShow

What is energy defined as in the video?

• The ability to create matter

• The ability to do work

• The ability to generate heat

• The ability to produce light

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Which of the following is an example of energy being used to do work, as mentioned in the video?

• A book sitting on a table

• A log lying on the ground

• A stomp rocket being launched

• A glass of water

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What type of energy is stored in the chemical bonds of a log?

• Kinetic energy

• Thermal energy

• Chemical energy

• Gravitational energy

According to the video, what happens when you apply enough heat to a log?

• It turns into water

• It releases chemical energy as fire

• It becomes heavier

• It loses all its energy

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What is the equation that relates mass and energy, as mentioned in the video?

What type of energy is responsible for the universe expanding more than it seems like it should?

• Kinetic energy

• Dark energy

• Thermal energy

• Chemical energy

What is the principle that states energy can never be created or destroyed?

• Law of Gravity

• Law of Conservation of Energy

• Law of Thermodynamics

• Law of Motion

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According to the video, what is the least likely source of energy for people who have trouble sleeping?

• Knowledge

• Purpose

• Exercise

• Food

What is the main message about energy conveyed in the video?

• Energy is only found in living organisms

• Energy is a limited resource

• Energy is everything and is constantly recycled

• Energy is only useful when visible

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What type of energy is stored in the nucleus of an atom?

• Kinetic energy

• Thermal energy

• Nuclear energy

• Chemical energy

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