What is the unit for mass?

• Joules (J)

• Kilograms (kg)

• Meters (m)

• Meters per Second (m/s)

Tags

NGSS.HS-PS1-7

NGSS.HS-PS2-1

A 20 kg dog run to you at 8 m/s. What is its mass?

• 8 m/s

• 20 kg

• 2.5 m/s

• 640 J

What is the unit for speed?

• Joules (J)

• Kilograms (kg)

• Meters (m)

• Meters per Second (m/s)

Tags

NGSS.MS-PS3-1

A 50,000 kg plane flies 250 m/s. What is the plane's speed?

• 50,000 kg

• 200 m/s

• 250 m/s

• 50,000 m/s

Tags

NGSS.MS-PS3-1

A 65,000 kg train travels to New York at 24 m/s. What is the train's mass?

• 2708.9 m/s

• 65,000 kg

• 24 m/s

• 18,720,000 J

Tags

NGSS.HS-PS2-1

What is the unit for KE?

• Joules (J)

• Kilograms (kg)

• Meters (m)

• Meters per Second (m/s)

Tags

NGSS.MS-PS3-1

What is the formula for Kinetic Energy?

• S = d / t

• KE = 1/2 * m * v2

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

A 65,000 kg train travels to New York at 24 m/s. What is the train's Kinetic Energy?

• 2708.9 m/s

• 65,000 kg

• 24 m/s

• 18,720,000 J

Tags

NGSS.MS-PS3-1

A 1 kg bird flies south at 4 m/s. What is its KE?

• 2 m/s

• 8 J

• 2 J

• 4 J

Tags

NGSS.MS-PS3-1

A 1,000 kg sports car drives straight at a speed of 200 m/s. How much KE does it have?

• 40,000,000 J

• 20,000,000 J

• 2,000 J

• 1,000 J

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5