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URGENT! 40 POINTS! For each situation below, make a model of the situation and find the work done on the box using both energy and forces.


1. A 2 kg box with some initial velocity slides up a frictionless ramp, which is at a 15ᵒ


angle to the ground, until the box comes to rest 1 second later.


2. A 2 kg box initially at rest slides down a frictionless ramp (at 15ᵒ from the ground) for


1 second.


3. A 2 kg box is thrown upward with an initial speed of 3.5 m/s. Consider the box from


the time it was thrown until it reaches its maximum height.


4. A 2 kg box is dropped from an initial height of 10 m.



I have some physics, I just don't know what formulas to use or where to start. Help is much appreciated.

Sagot :

fairmykelle2

Answer:

i dont know but ask your mom for help

Explanation:

some brainly things dont work so ask your mom for some help or someone you know ok

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