# Acceleration

Module 3-Accelerated Motion
Acceleration
1 / 15
Slide 1: Slide
PhysicsSecondary Education

This lesson contains 15 slides, with interactive quizzes and text slides.

## Items in this lesson

Module 3-Accelerated Motion
Acceleration

#### Slide 1 -Slide

Vf stands for__________
Final Velocity
Initial Velocity

#### Slide 2 -Poll

tf-ti is_________
A
Change in velocity
B
Change in position
C
Initial Velocity
D
time interval

#### Slide 3 -Quiz

Choose the option in which object is being accelerated
A car moving in east direction with a constant velocity of 2m/s
A car moving with a velocity of 40Km/hr stops at traffic signal

AFL 1

#### Slide 5 -Slide

Choose the correct unit of acceleration
A
m
B
m/s
C
s2m
D
Km

#### Slide 6 -Quiz

Choose the correct formula to calculate acceleration
A
a= vf-vi/tf-ti
B
a=Xf-Xi/tf-ti
C
a=vf/ti
D
a= Vf-tf/Vi-ti

#### Slide 7 -Quiz

AFL 1
An athlete runs east of the starting line (the origin). She runs at a velocity of 3 m/s, then speeds up to a velocity of 5 m/s . What is her average acceleration if the time interval is 20 s?

0.1 m/s^2
-0.1m/s^2

Plenary Quiz

#### Slide 9 -Slide

A race car's forward velocity increases from 4.0m/s to 36 m/s over a 4s time interval. What is the acceleration?
A
8m/s^2
B
4m/s^2
C
10m/s^2
D
8m/s

#### Slide 10 -Quiz

A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest. Find the acceleration.
A
7m/s^2
B
3m/s^2
C
9m/s^2
D
10m/s^2

#### Slide 11 -Quiz

Refer to the graph in Level 2 question in your worksheet. What is the acceleration between 5s- 15s
A
Positive acceleration
B
Zero acceleration
C
negative acceleration
D
none of the above

#### Slide 12 -Quiz

Now I know how to calculate acceleration mathematically and from v-t-graph
Yes
No
Yes but i need more practice

Today I learned