A water tank has a mass of 3.64 kg when empty and 51.8 kg when filled to a certain level. What is the mass of the water in the tank?

The model shows how solar-powered electric cars indirectly use energy from the Sun. Describe the energy transformations that you see.

List 5 events that could trigger a mass movement?

What is liquids rising in a thermometer as temperature increases is an example of?

3. Infiltration is the process by which rainwater becomes A. river water. B. groundwater. C. saltwater. D. ocean water.

The rate at which distance changes with respect to time--a scalar quantity

Two identical objects are moving directly toward one another at the same speed v. ~v - ~v m m What is the total kinetic energy of the system of the two objects?

Why would a long series of gradual ramps be better than one short, steep ramp for moving heavy blocks of stone?

Why are some liquids more viscous than others?

If a person weighs 125 lbs, 8oz., how many mg does s/he weigh

An iron rod is: A:a good conductor of heat and electricity, but not magnetic B: magnetic and a good conductor of heat, but is an insulator of electricity C: magnetic and a good conductor of heat and electricity D: not magnetic and an insulator of