thats alot of FORCE Flashcards
What force pushes you down
Not gravity cause that pulls you down
What types of forces are there
Push, pull, twist
What is the unit of force
Newtons
When you sky dive without a parachute what forces act on you
Gravity, air resistant and speed
What is the formula acceleration
m/s^2
Describe and explain what happens to a string when the force acting on it is doubled
It extends twice as much
A girl applies a force of 5N to close a door. The hinge is 0.75m away from the handle calculate the moment of the force
5✖️0.75=3.75Nm ( Newton metres)
Write the directions pressure acts in, in a gas
All directions
State what happens to the atmospheric pressure as you go up a mountain
It decreases
What direction does liquid pressure act in
All directions
What happens to liquid pressure the deeper you go in a lake
It gets stronger
What is the unit of stress
N/m^2