Answer:
3 m/s
Explanation:
Average Speed = 
Plug in the numbers, it will be (6m + 3m) divided by (2s + 1s), which is 9m/3s, which equals to 3m/s.
A valve is a flap of tissue that prevents blood from flowing back
Answer: the conclusion is that
Explanation:
Answer:
C
Explanation:
the plant cools itself down by allowing water to evaporate from their leaves so it doesn't need water to cool down
Molten Mattet Seeps through the crust and forms new land.