if you blow up a ballon, tie it off and release it, it will fall to the floor. why does it fall instead of float?

What happens when you stick your head in a microwave?

If a tennis ball has a velocity of 18 m/s and a momentum of 1.06 kg • m/s, what is the mass of the tennis ball in grams?

Which life procces removes water

1) A. 75 disk rolls down a 10M ramp. How many revolutions does it complete. 2) A uniform solid disk starts at 52 rad/s. To rest, it does 3900J of work. It has a radius of 1.2M.

Which sound wave, A or B, has higher intensity?

A weather balloon is inflated to a volume of 2.2 x 10^3 L with 374 g of helium. What is the density of helium in grams per liter?

What is the result of a mutation during replication A: the strands are different B: the strands are identical c: the strands are broken D: the strands are continuous

What is ___ heating of a liquid__ gas to liquid

A gate in an irrigation canal is constructed in the form of a trapezoid 2 m wide at the bottom, 38 m wide at the top, and 2 m high. It is placed vertically in the canal so that the water just covers the gate.

A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine