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Gizmo: Penumbra Effect (Question and Answers) 2021
Vocabulary: eclipse, penumbra, point source, umbra 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? They are fuzzy 2. Move your hand up and down. How does this affect the fuzziness of the shadow? The closer it gets the more fuzzy 3. Why do...
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- • 7 pages •
Vocabulary: eclipse, penumbra, point source, umbra 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? They are fuzzy 2. Move your hand up and down. How does this affect the fuzziness of the shadow? The closer it gets the more fuzzy 3. Why do...
Gizmos-Conduction and Convection (Answer key)
Vocabulary: conduction, conductor, convection, insulator Prior Knowledge Questions (Do these BEFORE using the Gizmo.) [Note: The purpose of these questions is to activate prior knowledge and get stu dents thinking. Students are not expected to know the answers to the Prior Knowledge Questions.] 1. Two pots have been sitting on the stove for a while. One pot has a copper handle and the other has a wooden handle. Which handle would you rather touch? Why? The wooden handle would be better to touch ...
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- • 4 pages •
Vocabulary: conduction, conductor, convection, insulator Prior Knowledge Questions (Do these BEFORE using the Gizmo.) [Note: The purpose of these questions is to activate prior knowledge and get stu dents thinking. Students are not expected to know the answers to the Prior Knowledge Questions.] 1. Two pots have been sitting on the stove for a while. One pot has a copper handle and the other has a wooden handle. Which handle would you rather touch? Why? The wooden handle would be better to touch ...
Gizmos-Student Exploration: Calorimetry Lab (Question and answers) Already graded A.
Student Exploration: Calorimetry Lab Vocabulary: calorie, calorimeter, joule, specific heat capacity Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. The Latin word calor means “he at,” and meter comes from the Greek word meaning “to measure.” What do you think a calorimeter does? ________________________________ _________________________________________________________________________ 2. Where have you heard the word calorie before? What do you think a calorie is? _______...
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Student Exploration: Calorimetry Lab Vocabulary: calorie, calorimeter, joule, specific heat capacity Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. The Latin word calor means “he at,” and meter comes from the Greek word meaning “to measure.” What do you think a calorimeter does? ________________________________ _________________________________________________________________________ 2. Where have you heard the word calorie before? What do you think a calorie is? _______...