Find out the kinetic energy of a body of mass 2kg moving with the speed of 3m/s

Is there more humans than animals in the world

How could you increase the sleds acceleration

During the first 42 s a truck traveled at a constant speed of 8.0 m/s. Find the distance it traveled in meters. [Give answer to one decimal place; do not include units]

A person holds an empty glass beaker and pours hot water into it. Why does it take a few seconds before his hand starts to feel hot?

Scientific notation for 3134000000

Each shell is limited to a maximum of four electrons. True or False?

What is a hypothesis answer sentence for a lemon battery experiment

An object that is initially at rest on a frictionless floor is struck by a flying rock with an impulse jfonox. what is the final momentum of the object?

In a classroom, why can we hear the sound waves produced by the teacher talking?

What is the general defination of parallax?