# P2.3.1 - Speed Flashcards Preview

## SHHS - Science - P2.3 - Motion and Pressure - Year 8 > P2.3.1 - Speed > Flashcards

Flashcards in P2.3.1 - Speed Deck (12)
1
Q

What does the calculation trangle look like when calculating speed?

A
2
Q

What is missing?

A
3
Q

What is missing?

A
4
Q

What is meant by speed?

A

The distance something travels in a certain amount of time.

5
Q

What is the relative speed of two trains moving towards each other at 30 m.p.h?

A

60 m.p.h

6
Q

How do we calculates speed?

A

Speed = Distance ÷ Time

7
Q

What are the units of speed?

A

Metres per second (m/s)

8
Q

What is missing?

A
9
Q

The speed that an object travels during a complete journey is called the…

A

average speed.

10
Q

What is meant by relative motion?

A

The speed that one object travels compared to another.

e.g. looking at a moving train from a stationary one feels the same as being on a moving train and looking at a stationary one.

11
Q

The speed that a runner is running at any specific point during a race is called the…

A

instantaneous speed.

12
Q

What is the relative speed of two trains moving at the same speed in the same direction?

A

Zero