What would earth lack if earth didn't have a liquid putter core

One kind of particle that makes up the atom and carries a positive charge is a

When Javier touches a hot mug of tea, energy is transferred from the surface of the mug to his hand. which kind of energy is this?

A child does 5.0 J of work on a spring while loading a ball into a spring-loaded toy gun. If mechanical energy is conserved, what will be the kinetic energy of the ball when it leaves the gun?

If one force of 30N and another force of 85N result in a net force of 55N which term describes the two forces? Negative forces balanced forces or unbalanced forces?

If the mass of an object i if the mass of an object is 44 kg in its velocity is 10 m/s East how much kinetic energy

Are the backbones of the DNA molecule identical in all living things? A. Yes B. No C. I don't know

An object traveling at a 5.0 m/s east has a mass of 4.0 kg. what is the magnitude of the object's momentum?

Object A and B are 10m apart. Which of the following will cause the greatest increase in gravitational force between the objects? A. Increase the mass of object A. B. Increase the mass of object B. C. Increase the distance between objects A and B. D.

A large balloon is initially filled to a volume of 1.96 l at 318.44 k and a pressure of 2.89 atm. what volume of gas will the balloon contain at 1.77 atm and 336.33 k?

What would scorch marks on fabric near bullet wound indicate?