- A rock has a volume of 25cm^3 and a mass of 130 grams. What is it's density?

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If a sled with a mass of 33 kg Is to accelerate at 2 m/s^2, what net force is needed? If space of the Universe is considered a vacuum how could it expand would it be most likely that its galactic expansion as gravity changes? The measure of an angle is 44 times the measure of a complimentary angle. What is the measure of each angle? The product of two consecutive integers is 1122. What are the numbers? If you stretched a rubber band so it had 100 J of PE, with how much KE would a rock leave the slingshot? If it loses 10 J to heat and sound?