 or or taken why

Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

Don't know
Know
remaining cards
Save
0:01
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

Normal Size     Small Size show me how

# Forces & Motion

### IGCSE Physics - Forces and Motion

Define the average speed equation v=d/t
Rearrange the average speed equation to calculate Distance d=v*t
Rearrange the average speed equation to calculate Time t=d/v
Define the acceleration equation a=v-u/t
Rearrange the acceleration equation to calculate initial speed u=v-a*t
What is the standard unit of mass? kg
What is the standard unit of time? s
What is the standard unit of speed? ms^-1
What is the standard unit of acceleration? ms^-2
What is the standard unit of force? N
What is the standard unit of momentum? kg/ms^-2
What is the standard unit of distance? m
What is the full name of the standard unit: ms^-1 metre per second
What is the full name of the standard unit: m metre
What is the full name of the standard unit: s second
What is the full name of the standard unit: kg kilogram
What is the full name of the standard unit: ms^-2 metres per second per second
What is the full name of the standard unit: u Starting speed
What is the full name of the standard unit: t time
What is the full name of the standard unit: a acceleration
What is the full name of the standard unit: v final speed OR velocity
A force can change an object's: V... and S... Velocity and shape
What do we call measurements of force which have direction? Vector
What do we call measurements of force which don't have direction? Scalar
Define the equation for Newton's second law of motion F=m*a
Rearrange Newton's second law of motion equation to find the mass m=F/a
Rearrange Newton's second law of motion equation to find the acceleration a=F/m
Rearrange Newton's second law of motion equation to find the Weight W=m*g
What is the unit to measure Weight? N
What is the unit to measure acceleration due to gravity? ms^-2
What term means "falling at a constant speed" Terminal Velocity
What is the approximate value of acceleration due to gravity (g)? 10ms^-2
Mass equation in relation to Newton's second law m=W/g
Momentum equation p=m*v
Mass equation in relation to momentum m=p/v
Velocity equation in relation to momentum v=p/m
Equation: Force = change in momentum divided by time taken for change F=(Δp)/t
Collision equation (where they attach) v=total momentum/total mass
Collision equation (where they divide) Total momentum=m(1)*v(1)+m(2)*v(2)
Impulse equation F*t=m*Δv
Δ Change
Pivot A point around which something rotates
Moment equation Moment=F*d
Moment equation: Forces in same direction Moment=F(1)*d(1)+F(2)+d(2)
Moment equation: Forces in opposing directions Moment=F(1)*d(1)-F(2)+d(2)
Orbital speed equation v=(2*π*r)/t
Final speed equation in relation to acceleration v=u+a*t
a
Created by: hopefuleclectic