a ball of mass 0.5 kg moving at 10ms-¹ collides with another ball of equal mass at rest. if the two ball move off together after the impacts, calculate their common velocity

What are the units for velocity?

The mass of an object is 201 g The object requires 150J to raise its temperature by 100°C. What is the specific heat of the object? 7.46 J/kg-K 0.00130 J/kg - K 3,020,000 J/kg. K 1500 J/kg. K

List one type of erosion and describe how it happens?

If 2 automobiles have the same velocity, do they have the same acceleration?

Which of the following represents the velocity of a moving object? B. 40 m north A. 40 C. 40 m/s D. 40m/s north

A 20kg box is dropped 13m. how much work is done

Suppose a person whose mass is m is being held up against the wall with a constant tangential velocity v greater than the minimum necessary. Find the magnitude of the frictional force between the person and the wall

A ball is being rolled by a normal push of 1000N. it is opposed by friction which has a force of 0.3kN and air resistance which has a force of 23N. Calculate the resultant force.

Consider a Young's two-slit experiment in which the wavelength of light is 37% smaller than the distance between the slits.

Which of the following situations would produce an average velocity of zero? A) a round-trip to school and back B) a horse galloping in a field C) the criss-crossing path of a flying bug D) a trip, first to the moon, then onto Mars