A rock is thrown with an initial velocity of 6 m/s at an angle of 30 degrees. What is the initial velocity in the y direction?

Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?

Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter

The unit of resistivity is the: ohm ohm-cm volt coulomb