Answer:
a. Potential energy decreases and Kinetic energy increases
Explanation:
Because as he comes down due to its steepness the speed of the boy or you can say his KE increases and since he comes from a high position (hill) to the lower ground his potential energy decreases simultaneously
<span>You want to focus on the car's acceleration.
(Hope this helps you! :) Have a nice day!)</span>
Water is more dense then air so it sorta holds the rock as it sinks
The answer is true
Step by step explanation:
Answer:
alcohol thermometer is preferred for a very cold region. Alcohol thermometer is preferred for a very cold region because its freezing point of alcohol is - 117°C. So, it can measure the temperature of the very cold region.
