Choose the function whose graph is given by:
ANNA
8
O A. y = cos(2x)
O B. ycos()
OC. y. cos(4x)
D. y* cos(4x)

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?