If you push on the sides of a filled balloon, how does the gas pressure inside the balloon change?

Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine

We have a colorless transparent liquid. it looks like water. we seperated it into a solid and a liquid by evaporration and condention was this a chemichal or a physical seperation a. chemical seperation b. physical seperation

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car