Each panel shows two electrically charged objects hanging from strings. Each panel is an isolated experiment. What is the direction of the net electrostatic force exerted on each object? Move the arrows to indicate the direction of each force.

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Which entry is in the wrong position in the table?

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water