Can you find the force of someone that weighs 221 pounds (lbs), changing their speed by 8 m/s after 1 second? If yes, what is their force?

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is transformed ⇒ as it changes into other forms of energy.

Which lists the organs in the correct order as food passes from the mouth to anus?

Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?