Constant Acceleration Problem Solving

A problem that asks "how far did the object move?" is prompting you for an answer measured in

• meters.
• meters / second.
• meters / second^2.
• seconds.

A problem that asks "how fast was the object going?" is prompting you for an answer measured in

• meters.
• meters / second.
• meters / second^2.
• seconds.

Tags

NGSS.HS-PS2-1

A problem that asks "how long did it take" is prompting you for an answer measured in

• meters.
• meters / second.
• meters / second^2.
• seconds.

Being told an object came to a stop tells you that which of these variables is zero?

• a
• vi
• vf
• t

A measurement of 3.5 m/s could be used in which of these variables?

• vi
• a
• t
• x

Being told an object started from rest tells you that which of these variables is zero?

• a
• vi
• vf
• t

A measurement of 3.5 m/s^2 could be used in which of these variables?

• vi
• a
• t
• x

Tags

NGSS.HS-PS2-1

A block slides down a ramp starting at rest for 1.75 seconds with constant acceleration. If its final speed is 0.75 m/s, what is its acceleration?
What equation is most useful in solving this?

• d=st
• x=0.5at^2+x0
• x=((vi+vf)/2)*t + x0
• vf = at + vi

Tags

NGSS.HS-PS2-1

A block slides down a ramp starting at rest for 1.75 seconds with constant acceleration. If its acceleration is 0.63 m/s^2, how far did it go?
What equation is most useful in solving this?

• d=st
• x=0.5at^2+x0
• x=((vi+vf)/2)*t + x0
• vf = at + vi

Tags

NGSS.HS-PS2-1

A block slides down a ramp starting at 1.5 m/s for 1.75 seconds with constant acceleration. If its final speed is 0.75 m/s, how far did it move?
What equation is most useful in solving this?

• d=st
• x=0.5at^2+x0
• x=((vi+vf)/2)*t + x0
• vf = at + vi

Tags

NGSS.HS-PS2-1