Describing Motion

What is the formula for speed?

• $M=\frac{m}{v}$

• $D=\frac{t}{s}$

• $S=\frac{d}{t}$

• $T=\frac{s}{d}$

Tags

NGSS.MS-PS3-1

What is velocity? (Select all that apply)

• distance

• more detailed than speed

• 50 mph

• speed in a particular direction

If an object's velocity changes.......

• the object's distance changes

• the object is accelerating.

Tags

NGSS.MS-PS2-2

m/s/s or m/s $^2$  

• meters per second

• millimeters per squared

• meters per seconds second

• meters per second squared

Tags

NGSS.HS-PS2-1

Velocity can change in _____ way(s)

• one

• two

• three

• four

• five

A red car and a blue car both traveled 300 km between two cities. The red car completed the trip in 4 hrs. The blue car completed the trip in three hours. Calculate the speed of each car than find. Now, what is the difference in speed between both cars.

• 75 km/h

• 40 km/h

• 100 km/h

• 25 km/h

Which of the following can be a reference point?

• a tree

• a line on the road

• a stationary object

• a street sign

What is direction?

• change in an object's location over time

• an object's location relative to a reference point

• the line or path along which an object moves

• the distance traveled per unit of time

Which line would most likely be travelling the fastest on a graph?

• the gentle one

• the steep one

What is instantaneous speed?

• slow speed

• your INSTANT speed

• speed at that precise time

• average speed