Physics, 12.07.2019 07:00 rickevaaaa
Ineed this done as soon as possible. me 1. describe three human body systems and how they are used when you are doing exercise such as running, swimming or biking? 2. what are organelles? describe the role of two organelles within the cell. 3. a new organism was just discovered within the amazon rainforest. describe how scientists can use the cells of this organism to determine whether it is a plant or animal. a young child has asked you if rocks are living things. using evidence from this module, how would you explain to this child if the rock is a living organism?
Answers: 1
Physics, 22.06.2019 22:00
Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.
Answers: 3
Physics, 23.06.2019 00:50
Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.
Answers: 2
Physics, 23.06.2019 03:00
The basketball coach tells his team to run sprints back and forth across the court, which is 30 m long. they start at the left end of the court, run back and forth 6 times, then end back at the left end of the court where they began. what distance did they run? what is their displacement?
Answers: 1
Ineed this done as soon as possible. me 1. describe three human body systems and how they are used...
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