Answer:
Real dinosaurs can not be studied because they died out many years ago. so this is how we are learning about the past
Explanation:
Answer:
Her eyes send signals to the brain. Her brain gets the signal and sends another one through her nerves to her muscles. Her muscles then move her arm or leg toward the ball to try and block it.
Explanation:
Simple science. If I could help you, you are welcome. if I couldn't I'm sorry.
Answer:
The answer is C, 40,000.
Explanation:
You can obviously tell that 400 is too low... that's one meal for all of the turtles! They would need 40,000 minnows because it's a stable number. They can reproduce, and keep the population up. 4,000, though, is too low because they wouldn't have enough time to reproduce and continue to keep the population alive. Therefore, 40,000 should be a stable population.
Answer:energy
Explanation:all activities of life including physical and chemical require energy to proceed