Easy Questions- Easy Medal!

Buses travel at 25 m/s then decelerate steadily. It comes to a complete stop in 40 second. What is its acceleration?

What happens to an object when an unbalanced force acts upon it?

Using shape and volume, classify a liquid.

Question

Easy Questions-> Easy Medal!


Buses travel at 25 m/s then decelerate steadily. It comes to a complete stop in 40 second. What is its acceleration?

What happens to an object when an unbalanced force acts upon it?

Using shape and volume, classify a liquid.

rockinhood · Answer

Again with no help... 
Here's my answers.

rockinhood · Answer

Final velocity: 0 m/s
Initial velocity: 25 m/s
0 m/s - 25 m/s = -25 m/s

(-25 m/s) / (40 s) = -0.625 m/s^2

rockinhood · Answer

If an unbalanced force directs on an object, it will change it's speed and/or it's direction of motion.

rockinhood · Answer

It does not have a constant shape, it has a constant volume.

rockinhood · Answer

thanks schizophrenic self

rockinhood · Answer

you're welcome