The formula for speed
Speed = distance/time
V=s/t
How to get accurate results?
Repeat the experiment and find average
At eye level
Compare results
Where you measure from make sure it is the same every time
What can affect your reaction time?
Phones, Multitasking, Eating, Noise, Sounds, Talking, Conversation, loss of Concentration, Day Dreaming, Smoking, Drugs, Bright Lights, Stress, Lack of sleep, Alcohol,
What can distance be measured in?
Meters (m) or centimetres (cm)
What can time be measured in?
Minutes (m) Seconds (s) or even Milliseconds (ms)
Define decelerates
Decelerates-gets slower
Define Constant speed
Constant speed-the same speed
Define Accelerates
Accelerates-speeds up
How do gas particles move in a balloon?
The gas particles inside the balloon move randomly.
Fill in the blanks
They …… with the …….. balloon
They collide with the inside/sides/walls balloon
Fill in the blanks.
This causes a …….. to be exerted on the …….. of the balloon
This causes a force to be exerted on the walls of the balloon.
Fill in the blanks
This is …….. that keeps the balloon ………. .
This is the pressure that causes the balloon to be inflated
