Ina drew an animal cell in her science notebook. What’s wrong with the cell? A.
absence of a cell wall
B.
absence of a nucleoid
C.
presence of chloroplast
D.
presence of a vacuole

true tan speed = ang vel x radius

iron would move it is magnetic there is a mag field around the current in the wire

b. lifting dumbbell weight at 20-degree angle from the body after a 45-degree angle

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.