velocity time graph

what is the formula for acceleration?

• $a=\frac{\Delta v}{\Delta t}$

• $a=\frac{d}{t}$

Tags

NGSS.HS-PS2-1

Find how much time does it take for the car to go from rest to 10m/s at an acceleration of 2m/s^2(use the acceleration triangle)

• 5s

• 2s

• 1m/s

Tags

NGSS.HS-PS2-1

Initial velocity of a car was 10m/s after 5s the velocity of the car 30m/s. Find the acceleration of the car.

• 4

  $\frac{m}{s^2}$

• 4m/s

• 3m

Tags

NGSS.HS-PS2-1

what is shown by the velocity time graph given below?

• no velocity

• constant velocity

• acceleration

Tags

NGSS.HS-PS2-1

What is shown by this velocity time graph?

• uniform positive velocity

• uniform acceleration

• no acceleration

Tags

NGSS.MS-PS3-1

What is shown by the velocity time graph given below?

• Uniform Positive velocity

• uniform negative velocity

• uniform acceleration with initial velocity=10 m/s

Tags

NGSS.HS-PS2-1

what is shown by this velocity time graph from B to C?

• uniform acceleration

• no acceleration

• uniform positive velocity

Tags

NGSS.HS-PS2-1

what is happening in this velocity time graph from C to D?

• uniform positive velocity

• body is at rest

• constant velocity

Tags

NGSS.MS-PS3-1

What is shown in this velocity time graph?

• Negative uniform velocity

• negative uniform acceleration

• negative displacement

Tags

NGSS.HS-PS2-1

what is happening in this velocity time graph?

• A-B constant acceleration, B-C constant deceleration

• A-B constant positive velocity, B-C constant negative velocity

Tags

NGSS.HS-PS2-1