What would be the projectile's initial speed?

Newton laws what are they

In order to ensure that a cable is not affected by electromagnetic interference, how far away should the cable be from fluorescent lighting?

The velocity of the transverse waves produced by an earthquake is 8.9 km/s, and that of the longitudinal waves is 5.1 km/s. A seismograph records the arrival of the transverse waves 68 s before the arrival of the longitudinal waves.

Explain how electromagnetic waves are produced. I

Discuss radio waves and gamma rays. Describe two ways that they are Alike

Given: An unbroken length of size 12 AWG conductor is looped inside a junction box so that there is more than 12 inches of free conductor. The conductor is not spliced and does not terminate on a device.

More damage is done and more life is endangered in a head-on collision of two cars, each traveling at 30 mph, than in a car crashing into a brick wall at 30 mph because:

What's the difference between an electron cloud and orbital

Two energy resources that do not depend on the sun's energy

Give an equation relating (f) and wavelength that best describes your observations