Which of these describes how heat is transferred by convection? a.) warm air rises and takes heat with it; eventually it cools and sinks. b.) air molecules touch the warm ground; heating them up. c.) sunlight travels through space without the aid of fluids or solids. d.) land and ocean absorb and re-emit heat from the sun.
Answers: 3
Physics, 21.06.2019 12:40
From the graph the speed of the snail in the first 20 seconds centimeter/second. after that, the snail remains in the same place for seconds
Answers: 3
Physics, 21.06.2019 22:30
Solar cell a produces 100 joules of energy, when a light source is shown on it for 3 minutes. solar cell b produces 200 joules of energy when the same light source is shown on it for 5 minutes. which solar cell works better? a) solar cell b, because it produces more energy. b) solar cell b, because it generates more power. c) solar cell a, because it produces energy quicker. d) solar cell a, because it generates a greater wattage. eliminate
Answers: 2
Physics, 22.06.2019 09:00
When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
Answers: 2
Physics, 22.06.2019 14:20
What are the starting materials for nuclear fission? two small nuclei two large nuclei a neutron and a large nucleus a neutron and a small nucleus
Answers: 2
Which of these describes how heat is transferred by convection? a.) warm air rises and takes heat w...
History, 16.10.2020 18:01
Mathematics, 16.10.2020 18:01
History, 16.10.2020 18:01
Mathematics, 16.10.2020 18:01
Mathematics, 16.10.2020 18:01
Mathematics, 16.10.2020 18:01
Health, 16.10.2020 18:01
Mathematics, 16.10.2020 18:01
English, 16.10.2020 18:01