Kinetic Energy STEMscope

What two factors affect an object's kinetic energy?

• area and volume

• mass and weight

• weight and height

• mass and speed

Tags

NGSS.MS-PS3-1

The mathematical formula to find the amount of kinetic energy is....

• $\left(mass\ x\ speed^2\right)\ \div\ 2$

• $mass\ x\ speed\ \div\ 2$

• $2\ x\ mass\ x\ speed^2$

• $2\ x\ mass\ x\ speed$

Tags

NGSS.MS-PS3-1

Kinetic energy is...

• energy carried in ultraviolet waves

• energy stored in food

• energy in motion

• energy from splitting an atom

Tags

NGSS.HS-PS2-1

NGSS.HS-PS3-2

Kinetic energy is measured in

• Newtons (N)

• Joules (J)

• Kilograms (kg)

• miles per hour (mph)

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Where would this tossed baseball have the most amount of kinetic energy?

• point W

• point X

• point y

• point z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Where would this tossed baseball have the least amount of potential energy?

• point W

• point X

• point y

• point z

Tags

NGSS.MS-PS3-2

Mass and speed both affect the amount of kinetic energy an object has, but ____________ has a greater effect.

• mass

• speed

• volume

• weight

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

If all objects are moving as the exact same speed, which would have the greatest kinetic energy?

• tennis ball

• football

• notebook

• box of 20 textbooks

Tags

NGSS.MS-PS3-1

How long will it take a moving object traveling at a velocity of 15 m/s to move 300 meters?

• 20 s

• 180 s

• 36 s

• 24 s

Calculate the KE of a moving 4 kilogram object traveling at a velocity of 3 m/s.

• 18 J
• 36 J
• 12 J
• 6 J

Tags

NGSS.MS-PS3-1