From the mantle rises and flows out through a vent onto earth's surface as this molten material, sometimes along with ash, cinders, and rock, builds up a mountain around the vent. the vent and its mountain together are called a
magma; sediment; fault-block mountain
magma; lava; volcano
lava; magma; volcano
sediment; magma; fault-block mountain

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

Acar weighs 15,000 n, and its tires are inflated to a pressure of 190kpa. how large is the area of the car's tires that are in contact with the road?

Which statement is an example of the law of conservation of energy? a soccer ball eventually stops because its energy disappears. when a light bulb is turned on, electrical energy is converted to light and heat. an automobile engine burns gasoline to converts its chemical energy to electrical energy.