8 - L28 Energy Review

Front

What is the formula for calculating Potential Energy (PE)?

Back

PE = mass (kg) * gravity (9.81 m/s²) * height (m)

Tags

NGSS.MS-PS3-2

Front

What is the unit of measurement for energy?

Back

Joules (J)

Tags

NGSS.MS-PS3-4

Front

If an object has a mass of 50 kg and is at a height of 10 m, what is its Potential Energy?

Back

490 J (PE = 50 kg * 9.81 m/s² * 10 m)

Tags

NGSS.MS-PS3-2

Front

What is Kinetic Energy?

Back

Energy that an object possesses due to its motion.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What is the formula for calculating Kinetic Energy (KE)?

Back

KE = 0.5 * mass (kg) * velocity² (m/s)²

Tags

NGSS.HS-PS3-2

Front

If a skateboarder is moving at a speed of 5 m/s and has a mass of 70 kg, what is their Kinetic Energy?

Back

875 J (KE = 0.5 * 70 kg * (5 m/s)²)

Tags

NGSS.MS-PS3-1

Front

What is Gravitational Potential Energy?

Back

Energy stored in an object as a result of its vertical position or height.

Tags

NGSS.MS-PS3-2

Front

How does height affect Potential Energy?

Back

Potential Energy increases with height; the higher the object, the greater the PE.

Front

What is the relationship between mass and Potential Energy?

Back

Potential Energy increases with mass; the greater the mass, the greater the PE.

Tags

NGSS.MS-PS3-2

Front

What is the gravitational constant used in calculating Potential Energy?

Back

9.81 m/s² (acceleration due to gravity on Earth).

Tags

NGSS.MS-PS3-2