What is the initial velocity of the object represented by
the graph?
Velocity vs Time
m/s
Velocity (m/s)
1
2
4
5
3
Time (s)

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.

Oxygen and hydrogen gas are at the same temperature t. what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.