What does the superscript in a chemical formula tell you?

A rope is stretched to a distance of 10 meters, and a single pulse is generated at one end. The time required for the wave to reach the other end of the rope was 2.0 s. What is the velocity of this pulse?

Which electromagnetic wave would have a wavelength approximately the size of the tip of a pencil?

You are climbing in the High Sierra when you suddenly find yourself at the edge of a fog-shrouded cliff. To find the height of this cliff, you drop a rock from the top; 8.

Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 3 s. What is your acceleration? i need the answer and the units

What is global warming definition?

A 3.00 watt electric motor is plugged into an electrical outlet It takes the motor 30 00 seconds to lift a mass of 254.9 g a distance of 10.00 cm. In that time, the motor has used 90.

How would it be possible for an object to be traveling with a constant speed and still accelerating?

If a magnet is put inside one coil of wire a voltage is produced. What will happen if the magnet is put inside two coils of wire

An electric force exists between which pair of objects? Check all that apply. A) a neutral object and a negative object two negative objects B) a neutral object and a positive object C) two positive objects D) a negative object and a positive object

The Hubble Space Telescope (HST) orbits 569,000m above Earth's surface. Given that Earth's mass is 5.97 * 10^24 kg and its radius is 6.38 * 10^6 m, what is HST's tangential speed?