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15 Cards in this Set

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Albert Einstein
one of the smartest men to ever live. He used the scientific method to make new discoveries about God's world
Observe
to look at something
Hypothesis
a good guess
Experiment
a test
Variables
things that change in the experiment. Remember that in our experiments the variables were sunlight and water.
Conclusion
what was learned in the experiment
Duckweed
the smallest flowering plant in the world
Four things that plants need
air, water, soil, light
Root
the part of a plant that holds the plant in the ground and takes in water and minerals from the soil
Stem
a plant part that connects the roots with the leaves of a plant; it carries water from the roots to other parts of the plant
Leaf
a plant part that grows out of the stem; it takes in the air and light that the plant needs.
Seed
the first stage in the growth of many plants. In our experiment, we put pea seeds in soil to grow a new plant.
Germinate
when a new plant breaks out of the seed
Seedling
a young or baby plant
Simple plant
a plant that has no roots, stems, or leaves. Mosses and liverworts are examples of simple plants. Simple plants are very small because they do not have tubes to move water through the plant.