A ball is thrown horizontally at a height of 2. 2 meters at a velocity of 65 m/s. Assume no air resistance. How long until the ball reaches the ground?.

Did the universe cool off or get hotter as it expanded after the 'big bang"?

These two squirrels live in the same ecosystem. what type of interaction do the images represent? a. direct competition b. mutualism c. interference competition d. symbiotic e. indirect competition

Which of the following is not a component of your high school transcripts? a. courses you have enrolled in for the current year b. courses you have completed c. your cumulative gpa d. varsity sports you have played