Explain how frost wedging causes the breaking down of rocks into small pieces

How do frequency relate to energy

what is the electrical current in the conductor if it is connected to a voltage of 75V, with a current of 1A flowing through the conductor?

Although the transmission of light, and electromagnetic radiation generally, is correctly described by wave (physical) optics, there are situations for which ray (geometric) optics gives a sufficiently good approximation.

What volume of sliver metal weigh exactly 2500.0g. The density of silver is 10.5g/cm3

The force of the racket and the opposite force of the tennis ball do not cancel each other out. why?

Ultraviolet light emits a total of 2.5 * 10^-17 J of light at a wavelength of 9.8 * 10^-7 m. How many photons does this correspond to?

3. A ray of light incident on one face of an equilateral glass prism is refracted in such a way that it emerges from the opposite surface at an angle of 900 to the normal. Calculate the i. angle of incidence. ii.

What would happen to the stratosphere if humans were to increase the amount of ozone within it?

The noise floor, also known as additive white Gaussian noise (AWGN), is a continuous noise level that appears over a wide spectrum when viewed in the frequency domain. a. Trueb. False

Disadvantages of magnets