What is the hybridization of InBr3

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?

No copying 15 pts how does a free-body diagram tell you about the net force on an object?