A child kicks a ball horizontally with a speed of 4.8 m/s off a deck 3.5 m off the ground. How long will it take, in seconds, for the ball to hit the ground?

Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star

How can one distinguish breccia from conglomerate? a. breccia contains angular clasts and conglomerate contains rounded clasts. b. breccia contains rounded clasts and conglomerate contains angular clasts. c. different minerals cement breccia than cement conglomerate. d. breccia contains sand and conglomerate contains silt.

Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's