Dragster

If a dragster has a small mass (light) what is the result?

• the acceleration(change in speed) is smaller

• the acceleration(change in speed) is larger

Tags

NGSS.MS-PS2-2

What force gives a forward push?

• lift

• drag

• thrust

• drag

Tags

NGSS.HS-PS2-1

A parachute on a racing dragster opens and changes the speed of the car from 85 m/s to 45 m/s in a period of 4.5 seconds. What is the acceleration of the dragster?

A=(Vf-Vi)/t

• 8.89 m/s²

• -8.89

• -8.89 m/s²

• 8.89

What is the primary force that propels a dragster forward during a race?

• Gravity

• Friction

• Thrust

• Magnetism

If a dragster increases its speed from 0 to 100 m/s in 5 seconds, what is its average acceleration?

• 20 m/s^2

• 25 m/s^2

• 15 m/s^2

• 10 m/s^2

Which component of a dragster is primarily responsible for reducing air resistance?

• Engine

• Spoiler

• Wheels

• Chassis

A dragster travels a quarter mile (402 meters) in 4.5 seconds. What is its average speed in m/s?

• 89.33 m/s

• 80.44 m/s

• 100.5 m/s

• 75.6 m/s

Tags

NGSS.MS-PS3-1

What is the role of the parachute in a dragster?

• Increase speed

• Stabilize the vehicle

• Reduce speed

• Enhance engine power

• 5 m/s^2

• 10 m/s^2

• 2 m/s^2

• 50 m/s^2

Tags

NGSS.MS-PS2-2

What type of energy conversion occurs when a dragster accelerates?

• Kinetic to potential

• Potential to kinetic

• Chemical to kinetic

• Thermal to potential

Tags

NGSS.MS-PS3-5