–9.8 m/s<span>2
Just took it and got it right!</span>
The difference between speed and velocity is that the speed is a scalar quantity which means that you can say that this object has a speed of x m/s but you don't have to define its direction
while the velocity is a vector quantity which means that you have to express the velocity by which it moves in x,y and z directions and its norm is the speed
12 protons in the nucleus
Answer:
The Solar System is the Sun and all the objects that orbit around it
The Sun is orbited by planets, asteroids, comets and other things. ...
It has strong gravity
There are many types of energies
three types are
kinetic energy
potential energy
gravitational energy
