Respuesta :
A. _2. Momentum_ is a measure of how hard it would be to stop a moving object
B. An object accelerating due to no significant force other than gravity is in _3. Free fall____________
C. The _7. Magnitude____ of a vector indicates how big (powerful) the vector is.
D. A 5. Vector ____ is used to represent things like forces, velocity, acceleration, and momentum because it has both magnitude and direction
E. An _10. Orbit___ is a circular path of a satellite around an object created solely from the satellite’s momentum and the object’s gravitational force.
F. When pushing a box across the floor kinetic _9. Friction_ is the force opposite to but of less magnitude than the pushing force.
G. Spacecraft use the force of gasses expelled from a _1. Thruster___________ to maneuver in outer space
H. All of the forces on an object will act as a single _4. Net force____________.
I. If all forces on an object add up to a net force which is not zero, it is called a _8.Unbalanced force__ and will cause a change in motion of the object.
J. If all forces on an object add up to a net force of zero, it is called a _6. Balanced force __ and will not cause a change in motion of the object