Answer:
filtration and chromatography
Explanation:
I hope this will help you :-)
Answer:
amplitude
Explanation:
The amplitude of a wave is the distance from the centre line (or the still position) to the top of a crest or to the bottom of a trough
B ia the correct one .
Hydrogen only uses the first energy shell, which holds 2 electrons, not 8.
Answer:
one could be the weather.
phenotypes are physical characteristics of a person and there non genetic factors that play a role.
weather and environmental factors, your surroundings and orders related to the environment basically
