How do
internal structures of the tree function together to help a tree take in and lock up ca...
Biology, 24.02.2020 02:16, nauticatyson9
How do
internal structures of the tree function together to help a tree take in and lock up carbon atoms from
carbon dioxide in the wood of the tree as it grows?!
Answers: 2
Biology, 21.06.2019 16:00, caitlin89
Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove
Answers: 2
Biology, 21.06.2019 22:20, molinaemily009
Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria
Answers: 1
Mathematics, 04.07.2019 10:30
Health, 04.07.2019 10:30
History, 04.07.2019 10:30
Mathematics, 04.07.2019 10:30
Physics, 04.07.2019 10:30
Health, 04.07.2019 10:30