Biology, 30.09.2019 07:00 slonzyy8397
Is this a good scientific question? “is the lifespan of snowshoe hares, which are white in the winter and brown in the summer, affected by levels of winter snowfall? ”
Answers: 1
Biology, 21.06.2019 16:00
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, 22.06.2019 01:20
During which phase does earth see more than half of the moon's surface? 1)first quarter2)third quarter3)waxing gibbous4)waning crescent
Answers: 2
Biology, 22.06.2019 03:30
Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry
Answers: 2
Biology, 22.06.2019 03:40
Which of the following is the most likely outcome of global warming
Answers: 1
Is this a good scientific question? “is the lifespan of snowshoe hares, which are white in the wint...
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