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Q: What is meant by an acceleration of -2 ms2?
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The quantity 2 ms2 is a measure of?

acceleration


Calculate the force it would take to accelerate a 50 kg bike at a rate of 3 ms2?

First the acceleration should be 3ms^-2....not 3 ms2...now the force will be 50*3=150 newton...


How much force is needed to accelerate your body at a rate of 2 ms2 if you weigh 45kg?

Force = mass x acceleration. I'll let you do the math.


The force it would take to acceleration a 900 kg car at a rate of 6 ms2 is?

5,400 N.


What force is needed to give an 7900 kg truck an acceleration of 8.9 ms2?

The force required is 70,310 newtons.


A water skier is pulled by a net force of 168 N and has an acceleration of 2.4 ms2 What is the mass of the skier?

90kg


A car starts from rest and reaches 20 ms in 10 seconds The average acceleration of the car in ms2 is?

10


What kind of measurement is acceleration?

Acceleration is the rate of change of velocity and is measured in ms2 (meters per second squared). It can also be described as the time it takes for the speed to change.


A projectile has been fired horizontally from the top of a building 40 m high neglecting air resistance what is the magnitude of its acceleration in the vertical direction in ms2?

9.8 m/s^2


A cart of a certain mass has a certain net force exerted on it and its acceleration is 4 ms2 what happens to the acceleration if the cart's mass doubled force?

force = mass x acceleration so if force doubles acceleration doubles to 8 m/s2


All objects change velocity as they move toward earth at a rate of 9.8 ms2 due to which factor of gravity?

acceleration


What force is needed to accelerate a box with a mass of 5 kg to an acceleration of 3 ms2?

The force required is 15 Newtons.