Answer:
the layer of the earth's atmosphere that contains a high concentration of ions and free electrons and is able to reflect radio waves. It lies above the mesosphere and extends from about 50 to 600 miles above the earth's surface.
Explanation:
Hi there! ʕ •ᴥ•ʔ
Answer:
(3rd option)The likelihood that a certain event will occur
Explanation:
- Probability is the likelihood that an event will occur and is calculated by dividing the number of favorable outcomes by the total number of possible outcomes.
- Flipping a coin is a great example of showing probability you can flip the coin knowing that there are only going to be two possible outcomes. the coin could land on heads or tails.
<h3 /><h3>Happy Valentines day!</h3>
Hope this helps!

Answer:
Pine trees produce seeds in cones
Explanation: