Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are met, natural selection automatically results.
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Green. It reflects it, that's why se see plants as green
Answer:
In the second trimester, the baby grows larger and stronger and many women begin showing a larger belly.
Explanation:
During the second trimester of pregnancy, symptoms that you may have experienced during the first trimester begin to improve. Many women report that nausea and fatigue begin to lessen and they consider the second trimester the easiest and most enjoyable part of their pregnancy.
the uterus expands
you begin to show a larger abdomen
dizziness or lightheadedness due to lower blood pressure
feeling the baby move
body aches
increased appetite
stretch marks on the stomach, breast, thighs, or buttocks
skin changes, like darkening of the skin around your nipples, or patches of darker skin
itching
swelling of the ankles or hands
Through analysis of ice cores, scientists learn about glacial-interglacial cycles, changing atmospheric carbon dioxide levels, and climate stability over the last 10,000 years. Many ice cores have been drilled in Antarctica.
Answer:
Waves interact with matter in several ways. The interactions occur when waves pass from one medium to another. Besides bouncing back like an echo, waves may bend or spread out when they strike a new medium. These three ways that waves may interact with matter are called reflection, refraction, and diffraction.
Explanation:
