Psychology 104
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Physics Gizmo - Penumbra Effect
- Exam (elaborations) • 4 pages • 2023
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- $12.99
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Prior Knowledge Questions (Do these BEFORE using the Gizmo.)Try this experiment: Shine a flashlight (or a desk lamp) on your hand so that it casts a shadow on a sheet of white paper. Hold your hand about 15–30 cm (6–12 inches) above the paper. 1. Look at the edges of the shadow. Are they sharp or fuzzy?The edges of the shadow are fuzzy.2. Move your hand up and down. How does this affect the fuzziness of the shadow? When I move my hand up the fuzziness increases, and when I move my hand down ...
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Biology Gizmo - Cell Division
- Exam (elaborations) • 6 pages • 2023
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- $13.49
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1. Cells reproduce by splitting in half, a process called cell division. What do cells need to do between divisions to make sure that they don’t just get smaller and smaller? They need to grow between divisions to ensure that they don’t get smaller.2. The genetic information of a cell is carried in its DNA (short for deoxyribonucleic acid). What do cells need to do between divisions to make sure that a full set of DNA gets passed on to each daughter cell? The DNA must be copied so ther...
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