An object on Earth weighs 120N. What is it's mass?

If the mass of a material is 42 grams and the volume of the material is 15 cm^3, what would the density of the material be? answer: Unit:

What would happen when there is a collision between two objects having unequal masses

A pot contains 257 g of water at 99°C. If this water is heated and all evaporates to form steam at 100°C, what is the change in the entropy of the H2O?

Is the stratovol cones dangerous

What distinguishes the measurement of speed from that of velocity and acceleration?

Which of the following lists contains only examples of renewable sources of energy? A. wind, tidal, geothermal, and hydroelectric B. coal, solar, wind, and biomass C. fossil fuels and nuclear energy D. hydroelectric, petroleum, solar, and wind

The part of a longitudinal wave that is least dense is called a (n) rarefaction refraction contraction compression

if 100 grams is equal to 1 newton of force, and the water displaced by an object would have a mass of 40 grams, what is its buoyant force on that object?

A charge if 2 nC is placed 10cm to the right of a conducting sphere with a diameter of 2 cm. A charge of 5 nC is placed 10 nC to the left of the same sphere. determine the charge at the center of the sphere.

1) How is chemical energy transformed into potential energy?