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| cells are the basic unit of life. Cells are the buliging blocks of life. |
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| Example- Respiration, digestion, excretion, metabolism( exchange of gases-Resiration) (absorbing nutrients-digestion) ( getting rid of waste-excretion)(coverting fuel into energy-metabolism) |
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| Muat be able to make more of its species or else the species will die, become extinct |
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| Growth, Devolopment, and Movement |
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| (nails, hair cells growing constantly) (living things are born and they eventually die; going through the life cycle. infant baby toddler child adolescant teen grown up middle age senior),(Heart is always beating eyes are blinking, organs digesting, blood circulates, lungs breathing) |
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Respond to enviorment living things make changes to adapt to their surrondings or they will not survive
Bears hibernate, birds fly, chamoleons change color of their skin to blend in with the surroundings so they won't be eaten by predators; rattlesnakes rattle to scare away enemies. |
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| a plan, a method, procedure, that scientients follow to solve a problem. It was devoloped over centeries by everyone |
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| a possible answer to a scientific question. It is often called an educated guess because you use clues tgat you have read or observed to form the hypothesis. the hypothesis is usually an if statement |
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| the best explantion scientist have to explain something. A theory has not been proven, but all evidence seems to indicate it is true |
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| an experiment is a test. it tests the hypothesis. An experiment is always done in duplicates |
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| the control is the basis for comparison. It stays the same, constant |
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| the variable is the one factor that can change an experiment, it is the one factor that is fifferent it is the factor being tested |
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| reports the results of the experiment and states whether or not the hypothesis is proven to be true or not |
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| Steps of the scientific method |
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1) State the probem
2) Gather information, do reasearch
3)Form a hypothesis
4) Perform a hypthesis
5) Record and analyze data
6)Reach a conclusion
7) Repeat the process |
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| the metric system is a system of measurement that is used by scientist all over the world. Most countries only use the metric system. In the United States, we use the English system. |
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| In the metric system, the meter is the basic unit of length. We use a meter stick to measure lenghth |
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| In the metric system,the gram is the basic unit of mass. we use a triple beam balence scale to measure mass |
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| In the metric system, the liter is the unit of volume. We use a graduated cylinder to measure volume |
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1. Kilo-1000
2. Hecto-100
3. Deca-10
4. Gram, Liter, Meter-1
5. Deci-1/10
6. Centi-1/100
7. Milli-1/1000 |
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