Physics, 08.12.2019 23:31 hannah5143
A50-kg ice skater is holding a 3-kg ball, moving at a steady +5 m/s. she then throws the ball backwards
at -10 m/s, if so what would her final velocity be?
Answers: 3
Physics, 21.06.2019 21:00
Iron reacts with sulfur to form iron sulfide. if 60 grams of iron reacts with sulfur to produce 90 grams of iron sulfide, how much sulfur has been used in the chemical reaction?
Answers: 3
Physics, 22.06.2019 19:30
If the area of a square has increased by a factor of 16, by how much has each side increased?
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Physics, 23.06.2019 00:30
1. when conducting a test on what kind of music increases the growth of plants, all of the following would fail to meet to fair test standard except (1 point) using different kinds of plants. giving some plants more water than others. exposing the plants to different types of music. using nutrient-rich soil for one and lesser soil for others. 2. engineering uses scientific thinking to solve real-world problems. (1 point) true false 3. what does it mean to test a hypothesis? (1 point) pass a quiz on other scientistsโ results analyze only the results from scientific sources not make assumptions about how an experiment will turn out see if the results of an experiment are what the scientist predicted
Answers: 3
Physics, 23.06.2019 08:10
Which of the following is most likely to be the best conductor of electricity? oxygen chlorine aluminum chromium
Answers: 1
A50-kg ice skater is holding a 3-kg ball, moving at a steady +5 m/s. she then throws the ball backwa...
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