How old id the earth

If you run the simulation a few times, you should see that for this particular pair of block and disc the block's position has the same numerical value as the disc's angular position, and the block's velocity has the same numerical value as the

What two of aristotle's main ideas did galileo discredit?

You can hear sounds around the corner of a door due to the wave property called diffraction. Group of answer choices True False

An upward moving object must be experiencing (or at least usually does experience) an upward force.

Suppose you have a steady current running through an inductor. If you attempt to reduce the current very quickly to zero by opening a switch, an arc (a spark) can sometimes appear at the switch contacts. Explain why in 100 words or less.

Why is specific heat different for different materials

What must happen for an ion To form

What type of material is inside the holes in an electrical outlet?

A fisherman noticed that a float makes 30 oscillations in 15 seconds. The distance between two consecutive crests is 2 m. What is the period and frequency of the wave? What is the wave speed?

A small spaceship with a mass of only 2.6 ✕ 103 kg (including an astronaut) is drifting in outer space with negligible gravitational forces acting on it. If the astronaut turns on a 12 kW laser beam, what speed will the ship attain in 1.