SCIENCE 20POUNTS AND CROWN
In the diagram shown below, M and Q represent two states of matter.

What do M and Q represent?

M represents a solid and Q represents a gas.
M represents a gas and Q represents a solid.
M represents a solid and Q represen
M represents a liquid and Q represents a gas. ts liquid.

Photoelectrons with a maximum speed of 6.50 x 107 m/s are ejected from a surface in the presence of light with a frequency of 6.75 x 1014hz. if the mass of an electron is 9.10 x 10-31 kg, calculate in joules the maximum kinetic energy of a single electron. 3.84 x 10-15 j 1.92 x 10-15 j 5.92 x 10-23 j 3.07 x 10-16 j

What is the coefficient of kinetic friction μk between the block and the tabletop?

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.