Janine hits a hockey puck across an ice rink. the distance between the puck and janine for the first ten seconds after she hits it is graphed below.

judging from the graph, which of the following statements is true?
a.
the hockey puck's speed decreased as it moved away from janine.
b.
the hokey puck moved at a constant speed toward janine.
c.
the hockey puck moved at a constant speed away from janine.
d.
the hockey puck's speed increased as it moved away from janine.

To protect all four receptacles on a branch circuit that surrounds a swimming pool, you would install which of the following configurations? a. gfci feed-through receptacle at the end of the load's circuit b. gfci-terminated receptacle at the beginning of the load's circuit c. gfci feed-through receptacle at the beginning of the load's circuit and the other receptacles connected to the load side of that receptacle d. gfci-terminated receptacle at each end of the load's circuit

The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill? 91.5 m 79.2 m 80.0 m 68.5 m

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct