1D Motion

Match the variables with their correct units!

• meters

• Velocity

• m/s

• Displacement

• Seconds

• Time

• Kilograms

• Acceleration

• m/s²

• Mass

A penguin slides at 2 m/s at the top of a hill. As the penguin slides down the 15 m hill and accelerates at 3.2 m/s, what is the penguin's final velocity at the bottom of the hill?

• 11.4 m/s

• 5.8 m/s

• 10 m/s

• 12.7 m/s

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Match each variable as a scalar or a vector!

Groups:

(a) Scalar

,

(b) Vector

• Displacement

• Mass

• Distance

• Acceleration

• Force

• Speed

• Temperature

• Velocity

What is the final velocity of a duck that swims at 2 m/s, then accelerates at 1.2 m/s^2 for 3 seconds?

Mathematical Equivalence

ON

A crocodile crawls at 4 m/s before speeding up to 6 m/s over the course of 3 seconds. What was the crocodile's displacement?

Mathematical Equivalence

ON

A fox is playing in the woods, running at 6 m/s, when it starts to accelerate at 3 m/s^2 for 7 seconds. What is the fox's displacement?

Mathematical Equivalence

ON

You're on the golf course cruising along in your cart to hole 7. If your cart started from rest and sped up to 4.2 m/s and covered 5.3 m, what was your acceleration? Round to the hundredths decimal place.

Mathematical Equivalence

ON

Tags

NGSS.HS-PS2-1

A stray bowling ball is barreling down a hill at 12 m/s when it approaches a runaway skate board going up the hill at 2 m/s. Their relative ​ (a)   is ​ (b)   .

• velocity

• 14 m/s

• 10 m/s

• -12 m/s

• -14 m/s

• -10 m/s

• acceleration

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Speed in a given direction. The rate of change of displacement.

Distance travelled per unit time.