This lesson contains 22 slides, with interactive quizzes and text slides.
Lesson duration is: 45 min
Items in this lesson
6.2 Speed
Slide 1 - Slide
Speed
What is speed?
The distance coverd in a certain amount of time.
Slide 2 - Slide
Speed
What is speed?
The distance coverd in a certain amount of time.
v
s
t
/
velocity
time
spatium
Slide 3 - Slide
Calculating speed
v = s / t
s = distance in metres (m)
t = time in seconds (s)
v = speed in metres per seconds ( m/s)
Slide 4 - Slide
Converting distance
km to m ( x 1000)
m to km ( / 1000)
Slide 5 - Slide
Converting time
minut to seconds ( x 60)
hour to minuts ( x 60)
hour to seconds ( x 3600)
seconds to hours ( / 3600)
Slide 6 - Slide
Converting speed
....... m/s
....... km/h
x 3.6
/ 3.6
Slide 7 - Slide
Slide 8 - Slide
A man sprinter runs the hundred metres in 10.5 seconds.
calculate his average speed.
Slide 9 - Slide
A man sprinter runs the hundred metres in 10.5 seconds. calculate his average speed. (1 dec.)
Slide 10 - Open question
A man sprinter runs the hundred metres, his average speed is 9.5 m/s. What's his speed in km/h?
Slide 11 - Open question
A Lamborghini driver knows she can easily manage an average speed of 210 km/h for a particular route. The route takes 7.5 hours. What approximate distance did she travel?
Slide 12 - Slide
A Lamborghini driver knows she can easily manage an average speed of 210 km/h for a particular route. The route takes 7.5 hours. What approximate distance (km) did she travel?
Slide 13 - Open question
A Lamborghini driver knows she can easily manage an average speed of 210 km/h for a particular route. What's the speed in m/s? (1 dec.)
Slide 14 - Open question
This duck goes on a long hike for 50 km. Her average speed is about 2 km/h. How long does the trip takes her?
Slide 15 - Slide
This duck goes on a long hike for 50 km. Her average speed is about 2 km/h. How long does the trip takes her?
Slide 16 - Open question
This duck goes on a long hike for 50 km. Her average speed is about 2 km/h. What's her speed in m/s? (1 dec.)
Slide 17 - Open question
What's the distance you've travelled this morning to school?
Write down in your notebook,
distance travelled ... km
(Googlemaps, travel by bicycle!)
Slide 18 - Slide
Slide 19 - Map
How long did it take you this morning to travel to school?