1-D Motion Assessment Do Now-Tuesday Dec. 8, 2020

What does the value 9.8 m/s² represent?

• the great pull force of earth

• Gravity

• acceleration due to gravity

A ball is tossed straight up into the air and falls straight back down. Neglecting air resistance, at what point is the acceleration the greatest?

• Just after it was thrown

• At the peak height

• The same everywhere

What does the slope of a position versus time graph give you?

• position changes

• velocity

• acceleration

Acceleration can be found using the slope of a velocity versus time graph.

• True
• False

Which runner won the race?

• A
• B
• C

Tags

CCSS.8.EE.B.5

This is a velocity-time graph. What is the object doing in segment A?

• Speeding up

• Slowing down

• Constant Velocity

• Not moving

Tags

NGSS.MS-PS3-1

This is a velocity-time graph.  What is the object doing in segment B?

• Positive acceleration
• Negative acceleration
• Constant Velocity
• Not moving

Tags

NGSS.HS-PS2-1

Describe the motion of the object in the graph

• Moving with constant speed

• Speeding up

• Not moving

What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

Tags

CCSS.8.EE.B.5

What is happening between 2 and 3 seconds?

• The object is not moving.

• The object is not accelerating.

• The object is slowing down.

• The object is speeding up.

Tags

NGSS.HS-PS2-1