The equilibrium rule applies to
A) vector quantities.
B) quantities that are equal in magnitude.
C) scalar quantities.
D) any kind of quantities.
Answer: A
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Projectile Motion: Enzo throws a rock horizontally with a speed of 12 m/s from a bridge. It falls for 2.28 s before reaching the water below with no appreciable air resistance. Just as the rock reaches the water, find(a) the horizontal component of its velocity.(b) the speed with which it is moving.
What will be an ideal response?
What is the primary cause of Earth's seasons?
What will be an ideal response?
When an object moving in simple harmonic motion is at its maximum displacement from equilibrium, which of the following is at a maximum?
1.velocity 2.acceleration 3.kinetic energy
A positron and an electron differ in:
a. spin. c. mass. b. charge. d. energy.