Ahorizontal line on the velocity vs. time graph indicates a constant, positive acceleration.
true or false
50 pts for it : d

The following statement is false, and it's 5 points not 50 :-)

b. the carbon cycle ensures living things have a source of hydrogen

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation: