Compare the charges and masses of protons, neutrons and electrons.

A simple pendulum with mass m = 2.1 kg and length l = 2.32 m hangs from the ceiling. it is pulled back to an small angle of θ = 8° from the vertical and released at t = 0. 1) what is the period of oscillation?

A volcano launches a lava bomb straight upward with an initial speed of 28m/s. Taking upward to be the positive direction, find speed and direction of motion of the lava bomb. a) 2.0seconds and b) 3.0seconds after it is launched

What year did rudolf virchow contribute to the cell theory

Jeremy accidently dropped his toy stuffed animal from the balcony of his apartment on the fourth floor. The toy hit the ground at a velocity of 16.0 meters/second. At impact, it took 2.0 seconds for the toy's velocity to reach 0 meters/second.

When is the zebra in motion? when is it no moving

Density is calculated by dividing

The one island species evolved into three different species. This is called?

Find the components of vector M shown in figure 5-7

Electrical current is actually made of a. static charges. b. moving electrons. c. high or low voltage. d. resistance within a circuit.

A lizard accelerates from 2 m/s to 10 m/s in 4 seconds. what is the lizard average acceleration