Describing Motion

Reference point can also be described as what?

• An ending point
• A starting point 
• A description
• A location

When it comes to describing the location based on the reference point, what must each description always include?

• Location and Position
• Distance and Position
• Direction and Location
• Distance and Direction

An object’s position always depends on its what?

• Reference point
• Location
• Direction
• Distance

What is the difference between describing position in one dimension and two dimension?

• One dimension involves two directions, while two dimension involve one direction.
• One dimension involves no directions, while two dimension involve two directions.
• One dimension looks at one direction, while two dimension looks at two directions.
• One dimension involves two or more directions, while two dimension involves no directions.

An object is _____ if its position changes relative to another object.

• in motion
• at reset
• a frame of refence
• magical

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

A place or object used for comparison to determine if another object is in motion is called a

• comparison point
• reference point
• point of view
• motion detector

A distance vs. time graph shows an object's

• frame of reference
• speed
• acceleration
• favorite food

Speed =

• distance / time
• time / distance
• distance * time

Tags

NGSS.MS-PS3-1

You walk 10 meters to math class in 20 seconds. Your average speed is

• 2 m/s
• 0.5 m/s
• 200 m/s
• 5 m/s

On a distance-versus-time graph, a straight line ALWAYS indicates that an object’s speed is _____.

• constant
• zero
• increasing
• decreasing