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# Hypothesis

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### Transcript

• 1. The Hypothesis Enjoy this interactive powerpoint. Be sure to click or roll your mouse over the sound icons in the top left corner in the order that they are placed (from top to bottom) to hear the audio.
• 2. Hypothesis: A Testable Prediction Cause: The reason something happens. Effect: The result or what happens. Hypothesis: Predicts a cause and effect. Example: Sunlight causes plants to grow. Example: Plants that get less light will grow less.
• 3. Hypothesis: A Testable Prediction Cause: The reason something happens. Effect: The result or what happens. Hypothesis: Predicts a cause and effect. Example: The type of bug spray determines how many bugs will be around.
• 4. Hypothesis: A Testable Prediction Cause: The reason something happens. Effect: The result or what happens. Hypothesis: Predicts a cause and effect. Example: Being a rabbit makes you run faster than being a turtle.
• 5. Hypotheses: Cause and Effect? <ul><li>Heat will cause metal to expand. </li></ul><ul><li>Cause: Effect: </li></ul><ul><li>A cart full of bricks is harder to push than an empty cart. </li></ul><ul><li>Cause: Effect: </li></ul><ul><li>A ball that is kicked with more force will fly farther. </li></ul><ul><li>Cause: Effect: </li></ul>Heat Expansion Full or empty Force of kick How hard it is to push How far the ball flies
• 6. Hypothesis: A testable prediction. <ul><li>A good hypothesis must: </li></ul><ul><li>Predict cause and effect . </li></ul><ul><li>Be written in such a way that it can be tested. </li></ul>
• 7. Comparing Good and Bad Hypotheses <ul><li>Good: The spinning of the earth causes the sun to rise and fall each day. </li></ul><ul><li>Bad: The sun will rise tomorrow. </li></ul>
• 8. Comparing Good and Bad Hypotheses <ul><li>Good: Being ice cream makes for faster melting, you can test it!. </li></ul><ul><li>Bad: A question, not a prediction. </li></ul><ul><li>Bad: No cause and effect. </li></ul><ul><li>Good: How you behave effects how much you learn, test it out this year! </li></ul><ul><li>Ice cream melts faster than ice. </li></ul><ul><li>2. Will fertilizer make my lawn grow more? </li></ul><ul><li>Pepsi is better than coke. </li></ul><ul><li>4. Working hard, being nice and making good choices will make me a better student. </li></ul>
• 9. Re-write Bad Hypotheses <ul><li>Will fertilizer make my lawn grow more? </li></ul><ul><li>Pepsi is better than coke. </li></ul>