A student places 2 identical magnets next to each other. A student places a 3 identical magnet next to magnet 2. What net force does magnet 2 experience? A) 0 N
B) 1 N
C) 2 N
D) 3 N

Adiver in midair has an angular velocity of 6.0 rad/s and a moment of inertia of 1.2 kg·m2. he then pulls is arms and legs into a tuck position and his angular velocity increases to 12 rad/s. the net external torque acting on the diver is zero. what is his moment of inertia in the tuck position?

The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.

Hydrogen and helium are both members of?