Answer:
If we are watching the sky, we see the lightning before we hear the thunder. That is because light travels much faster than sound waves. We can estimate the distance of the lightning by counting how many seconds it takes until we hear the thunder. It takes approximately 5 seconds for the sound to travel 1 mile.
Explanation:
Answer:
Its cells have thick, hard walls.
Explanation:
Answer: -The most important reason to control the conditions of an experiment is because this is necessary for the data to be valid.
I believe the term you are looking for would be "genotype".
Genotype is the combination of the offspring alleles (or, the alleles inherited from the parents).
Hope this helped you! :)