The vocabulary words are// Elements, Periodic table, Periods, Groups and atomic numbers. I need help matching the vocabulary words.

mk

Explanation:

1. dmitri mendeleev created the periodic table

2. after spending time studying the elements

3. based on things like atomic numbers

4. seven rows, called periods

5. columns moving up and down are known as groups

hey there!

so, when you eat, your teeth chew and grind food into smaller pieces. this is mechanical digestion. then reactions aided by digestive enzymes break down large food molecules into smaller molecules. this is chemical digestion. the two processes change the food into simpler substances that can be used by the body for raw materials and energy.

hope this

tobey

a scenario where a cell may be needed to perform a form of endocytosis is when transporting large molecules. a scenario where a cell may be needed to perform a form of exocytosis is when releasing the large molecule from the cell.