4 2. Electric current in a solid metal conductor is caused by the
movement of (5F)
a. Electrons only
b. Protons only
C. Both electrons and protons
d. Neutrons

Dry ice is solid carbon dioxide that is used in the transport of food and medicine. dry ice becomes a gas at –78.5°c without becoming a liquid first.

It takes a lot of energy to get the temperature of water to increase and eventually boil because water has a high heat.

The statue of liberty is 305.5 feet high. when the angle of elevation of the sun is 50 , what is the distance to the tip of the shadow from a point at water level and directly below the highest point of the statue?