Tuliskan persamaan yang menyatakan hubungan antara kecepatan panjang dan frekuensi gelombang

What are the difference between convergent, divergent, and transform?

1. x-rays of wavelength 0.138nm fall on a crystal whose atoms, lying in planes, are spaced 0.285 nm apart. At what angle with the surface must the x-rays be directed if the a. first diffraction maximum is observed? b.

Explain why friction makes it harder to push a box filled with groceries than an empty box

Which word means "to get away from something"? a become b dream c escape d practice

What has to happen for a force to do work on an object?

How do you best determine whether j/m2 and m*s2/n are equivalent units?

Which is the most important radiation conduction or convection? Explain

A compressed spring has 16.2 J of elastic potential energy when it is compressed 0.30 m. What is the spring constant of the spring?

A smart phone charger delivers charge to the phone, in the form of electrons, at rate of - 0.75 C/s. How many electrons are delivered to the phone during 45 min of charging?

Which type of wave can transmit energy through a vacuum?