9. What do you think would happen if your balloon had twice the mass when you launched it? Answer the question using Newton’s First and Second Laws.

The consumption of fossil fuels could be

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?

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader