What is the density of 450 grams of gas that has a volume of 680

What factors does the speed of atoms depend on?

Sally needs 50 candy bars to put in her goodie bags for her party. She already has 3 candy bars at home. Each box of candy bars at the store has 8 bar

Speed and direction of an objectat a specific moment. T or F

Sierra did 500 J of work to move her couch. If she exerts 250 N of force on the couch, how far did she move it? (Work: W = Fd)

A little girl sits in a car at a traffic light holding a helium - filled balloon. The windows are closed and the car is relatively airtight.

To lift a car, you use a hydraulic lift filled with a fluid that has density of 1 1200 kg/m3. The radius of one half of the lift is 0.5 meters and the diameter of the other half of the lift is 2.5 meters.

Charlie runs an auto repair and mechanic shop. A hot rod has come in with mass 1500 kg requiring a repair. He needs to raise the car using a hydraulic lift on a piston (Piston A) having a radius of 25 cm.

What does 4_2 helium means

The type of energy transferred by a wave in a medium is energy

With an average acceleration of - 2.4 m/s2, how long will it take a cyclist to bring a bicycle with an initial speed of 13.2 m/s to a complete stop? Answer in units of s.