Thursday Feb. 13 Warm Up

When a car goes around a corner at 20 mph, why do we say it  accelerates?

• The car is accelerating because of the velocity is constant
• The car accelerates because it's going 20 mph
• Cars always accelerate when they are in motion
• The car is accelerating because it's changing direction

How much time does it take for a car travelling at 65 miles/hour to travel 300 miles?

• 4.6 hours
• 0.22 hours
• 19,500 hours
• none of the above

What is the equation for Force?

• velocity x motion

• mass x acceleration

• kilograms x mass

• meters / seconds

Tags

NGSS.MS-PS2-2

Inertia varies depending on ____. 

• mass
• motion
• force
• velocity 

The relationship among speed, distance, and time is ____. 

• d = t/s
• s = dt
• t = s/d
• s = d/t