Motion & Speed

​ (a)   is the process of changing position.

• Motion
• Speed
• Reference
• Direction

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The​ (a)   is used to describe the starting position for motion?

​

• reference point
• compass
• direction
• end point

Vector quantities are quantities that have

(a)  

• magnitude and direction
• magnitude only
• direction only
• no magnitude no direction

Scalar quantities are quantities that have

(a)  

• magnitude only
• direction only
• magnitude and direction
• no magnitude no direction

What is the SI unit for length?

• seconds (s)

• meters (m)

• meters per second (m/s)

T

Stickman moves from point B to point A & then to point D. In (m), what total distance does he travel?

Mathematical Equivalence

ON

Stickman walks on the path from B->A->D->C. What is his displacement?

distance

• = -----------

time

A car is detected by a speed camera. The two detectors are separated by 5.0 m. The car travels this distance in 0.2 s. In m/s, what is its speed?

Mathematical Equivalence

ON

Tags

NGSS.MS-PS3-1

The boy moves north for 3m, then turns right & moves east for 5m. What is his end point?