# Year 9 Physics Flashcards Preview

## Science > Year 9 Physics > Flashcards

Flashcards in Year 9 Physics Deck (12)
1
Q

The formula for speed

A

Speed = distance/time

V=s/t

2
Q

How to get accurate results?

A

Repeat the experiment and find average
At eye level
Compare results
Where you measure from make sure it is the same every time

3
Q

What can affect your reaction time?

A

Phones, Multitasking, Eating, Noise, Sounds, Talking, Conversation, loss of Concentration, Day Dreaming, Smoking, Drugs, Bright Lights, Stress, Lack of sleep, Alcohol,

4
Q

What can distance be measured in?

A

Meters (m) or centimetres (cm)

5
Q

What can time be measured in?

A

Minutes (m) Seconds (s) or even Milliseconds (ms)

6
Q

Define decelerates

A

Decelerates-gets slower

7
Q

Define Constant speed

A

Constant speed-the same speed

8
Q

Define Accelerates

A

Accelerates-speeds up

9
Q

How do gas particles move in a balloon?

A

The gas particles inside the balloon move randomly.

10
Q

Fill in the blanks

They …… with the …….. balloon

A

They collide with the inside/sides/walls balloon

11
Q

Fill in the blanks.

This causes a …….. to be exerted on the …….. of the balloon

A

This causes a force to be exerted on the walls of the balloon.

12
Q

Fill in the blanks

This is …….. that keeps the balloon ………. .

A

This is the pressure that causes the balloon to be inflated