You shoot a beam of 4. 5 ev light at a metal surface and notice that electrons are being released from the metal. What will happen if you then increase the intensity of the 4. 5 ev light?.

In positive numbers less than 1, the zeros between the decimal point and non zero are significant

Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius