subject
Biology, 10.12.2019 23:31 aylin5044

Which term describes a pure substance that is made up of only one type of atom?
matter
rock
compound
element

ansver
Answers: 2

Another question on Biology

question
Biology, 22.06.2019 06:00
What element is able to combine with itself and hydrogen to form large molecules ?
Answers: 1
question
Biology, 22.06.2019 06:00
Why does bubbling occur when vinegar mixed with baking soda
Answers: 1
question
Biology, 22.06.2019 09:30
Juan and carol were studying invertebrates in biology. they knew that segmented or earth worms preferred a dark, moist habitat. during this lab, they would be investigating the responses of organisms called planaria or dugesia tigrina. these were simple flatworms that still had a one-way digestive system and a very simple nervous system. juan and carol placed the planaria in a petri dish containing cool, distilled water that was partially covered with black paper. they shined a light on the dish. next, they removed the paper and placed a small amount of chicken liver at one end of the dish. they added a few large salt crystals to the water. finally, they added drops of hot water to the cool water in the petri dish. their results can be seen in the data table. according to their experiment, all but one conclusion is valid.
Answers: 1
question
Biology, 22.06.2019 11:00
Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit
Answers: 3
You know the right answer?
Which term describes a pure substance that is made up of only one type of atom?
matter
...
Questions
question
Computers and Technology, 13.11.2020 16:50
question
Mathematics, 13.11.2020 16:50
question
Mathematics, 13.11.2020 16:50
Questions on the website: 13722361