Answers: 1
Biology, 21.06.2019 18:00, shelbyo1123
The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community
Answers: 2
Biology, 22.06.2019 05:30, stricklandjoseph12
Which of the following is a good strategy when it comes to desserts
Answers: 3
Biology, 22.06.2019 09:00, FireStorm4346
This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.
Answers: 1
Environmental effects of dams (either positive or negative) may include...
History, 04.09.2020 06:01
Mathematics, 04.09.2020 06:01
Business, 04.09.2020 06:01
English, 04.09.2020 06:01
Health, 04.09.2020 06:01
Mathematics, 04.09.2020 06:01