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Speed
State a unit for speed
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Slide 1:
Woordweb
Science
Lower Secondary (Key Stage 3)
In deze les zitten
22 slides
, met
interactieve quizzen
en
tekstslides
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Lesduur is:
50 min
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State a unit for speed
Slide 1 - Woordweb
Which is the correct equation for speed?
A
speed = time / distance
B
speed = time x distance
C
speed = distance / time
D
speed = distance x time
Slide 2 - Quizvraag
What is the speed of a car travelling 10 meters in 1 second
A
100 m/s
B
10 m/s
C
1 m/s
D
1000 m/s
Slide 3 - Quizvraag
What is the speed of a car travelling 20 meters in 1 second
A
200 m/s
B
20 m/s
C
2 m/s
D
2000 m/s
Slide 4 - Quizvraag
What is the speed of a car travelling 20 meters in 2 seconds
A
100 m/s
B
10 m/s
C
1 m/s
D
1000 m/s
Slide 5 - Quizvraag
What is the speed of a person walking 16 meters in 8 seconds
A
32 m/s
B
24 m/s
C
8 m/s
D
2 m/s
Slide 6 - Quizvraag
What is the speed of a person walking 450 meters in 300 seconds
A
15 m/s
B
150 m/s
C
1.5 m/s
D
750 m/s
Slide 7 - Quizvraag
If two objects are moving in opposite directions you add their speeds together.
If two objects are moving in the same direction you subtract their speeds from each other.
Resultant Speed
Slide 8 - Tekstslide
What is the resultant speed of these two cars?
Slide 9 - Open vraag
What is the resultant speed of these two cars?
Slide 10 - Open vraag
What is the resultant speed of these two cars?
Slide 11 - Open vraag
What is the resultant speed of these two cars?
Slide 12 - Open vraag
What is the resultant speed of these two cars?
Slide 13 - Open vraag
What is the resultant speed of these two cars?
Slide 14 - Open vraag
Distance-Time graphs
Slide 15 - Tekstslide
Slide 16 - Tekstslide
Slide 17 - Tekstslide
The object was stationary during...
Slide 18 - Open vraag
It was fastest during the letter...
Slide 19 - Open vraag
It moved backwards at...
Slide 20 - Open vraag
It moved slowest at...
(do not count stationary)
Slide 21 - Open vraag
Come up with a story to describe the movement in this graph
Slide 22 - Open vraag
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