PS 04.2 TB Describing Energy

What is energy?

Answer explanation

Energy is the capacity to do work or produce change. It exists in various forms, such as kinetic, potential, thermal, and chemical, and is fundamental to all physical processes.

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NGSS.HS-PS3-2

Energy can be described as the ability to do (a)   .

• work

• play

• rest

Answer explanation

Energy is defined as the ability to do work. It is a fundamental concept in physics, indicating that energy enables various processes and actions, making 'work' the correct choice in this context.

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NGSS.HS-PS3-3

Energy is the ability to do ______.

Answer explanation

Energy is defined as the ability to do work. Therefore, the correct answer to fill in the blank is 'work', as it directly relates to the concept of energy in physics.

Tags

NGSS.HS-PS3-3

Match the following types of energy with their examples:

• Kinetic Energy

• Boiling water

• Thermal Energy

• Stretched bow

• Potential Energy

• Moving car

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NGSS.HS-PS3-2

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Which of the following is a form of energy?

• Light

• Sound

• Heat

• All of the above

Answer explanation

Light, sound, and heat are all forms of energy. Therefore, the correct answer is 'All of the above' as each option represents a different type of energy.

Tags

NGSS.HS-PS3-3

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What are the two main types of energy?

• Kinetic and Potential

• Thermal and Chemical

• Electrical and Magnetic

• Nuclear and Solar

Answer explanation

The two main types of energy are Kinetic and Potential. Kinetic energy is the energy of motion, while Potential energy is stored energy based on position. These categories encompass the fundamental forms of energy in physics.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-1

How do you classify and calculate different forms of energy?

Answer explanation

Energy can be classified into kinetic, potential, thermal, chemical, and more. To calculate energy, use formulas like KE = 1/2 mv² for kinetic energy and PE = mgh for potential energy, where m is mass, v is velocity, g is gravity, and h is height.

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NGSS.HS-PS3-2

NGSS.HS-PS3-1

Energy that is stored in an object due to its position is called ________ energy.

Answer explanation

Energy stored in an object due to its position is known as potential energy. This type of energy is related to the object's height and position relative to other objects.

Tags

NGSS.MS-PS3-2

The energy possessed by a body due to its motion is called (a)   .

• Potential

• Kinetic

• Thermal

• Chemical

Answer explanation

The energy possessed by a body due to its motion is known as kinetic energy. It is distinct from potential energy, which is related to an object's position, and other forms like thermal and chemical energy.

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NGSS.MS-PS3-1

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What is the term for the ability to do work or cause change?

• System

• Energy

• Kinetic Energy

• Potential Energy

Answer explanation

The term for the ability to do work or cause change is 'Energy'. It encompasses both kinetic energy (energy of motion) and potential energy (stored energy), but the broader term is simply energy.

Tags

NGSS.MS-PS3-5

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