Gravity on Earth is 9.8 m/s2, and gravity on Mars is 3.7 m/s2. Jaden’s mass is 50 kilograms. His weight on Earth is ___ newtons, and his weight on Mars is newtons.

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Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?

Hydrogen and helium are both members of?

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?