1) A 1000 kg car travels at 72 km / h. Calculate the work required to cut your speed in half.

2) A particle has a velocity of 5 m / s. If its kinetic energy is tripled, what will its velocity be?

3) A sled is pushed up a frictionless slope of 30? with an initial velocity of 2 m / s. Determine the maximum vertical height that it reaches.

 

Please use this google drive link to download the answer file.                                

https://drive.google.com/file/d/1MPdXQfpW_jaJSVstS1xj_d52apewwke9/view?usp=sharing                                

Note: If you have any trouble in viewing/downloading the answer from the given link, please use this below guide to understand the whole process.                                
                                
https://helpinhomework.org/blog/how-to-obtain-answer-through-google-drive-link