All matter is made of indivisible particles called atoms, which cannot be created or destroyed.
Compounds are combinations of atoms of
2 or more elements.
All chemical reactions involve the rearrangement of atoms.
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The factor being tested is the variable. There are two types of variables, independent and dependent. The independent variable is the factor being changed by the scientist or the person controlling the experiment. The dependent variable is the thing that gets changed due to the changing of the independent variable. The dependent variable cannot be changed physically by the person doing the experiment.
Answer:
Bubbles are nothing but the oxygen which arise around the green parts of the plant.
Answer:
Multicellular organisms are made of more than one cell and are complex organisms.
They are visible to the naked eye.
They possess distinct organs and organ systems.
They are eukaryotes, i.e., they contain membrane-bound structures.
Their cells exhibit division of labor.
Their size increases with the number of cells in an organism
Explanation:
