Wavelength<span> is the distance between one point on a wave to a point on the same part of the next wave. </span>Wavelength<span> is usually measured from crest to crest or trough to trough. The crest is the highest point of the wave, and the trough is the lowest point. Amplitude is the maximum displacement of the wave.</span>
Answer:
I think it is c since "A scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results. Where possible, theories are tested under controlled conditions in an experiment. "
Well, using Math to see how far the Moon is from the Earth could be hard. Also, he saw that the Moon is moving in a "circle" instead of flying off, so the Earth did have a pull on the Moon so that it didn't fly away. Newton had to use Math in order to be able to identify what it's now called gravity. There's a lot that the Moon has to offer, there were no computers back then, so there's was no calculator and everything had to be done by hand.
Fertilization, mitosis, meiosis, birth
There are many facts about arachnids.
Here are some:
1. Arachnids are invertibrates (No backbone)
2. Arachnids include spiders, mites, harvestmen, and pseudoscorpions.
The scientific name is Arachnida, and the higher classification name is Chelicerata.
