Physics, 05.07.2019 19:00 chrissulli4605
What is the definition of speed and the formula for calculation?
Answers: 1
Physics, 22.06.2019 05:30
Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is
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Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
Physics, 22.06.2019 14:30
Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.
Answers: 2
What is the definition of speed and the formula for calculation?...
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