Chemistry, 23.07.2019 16:00 elsauceomotho
Pl i need all of these right for my test (i will vote u brainliest if you get them right) 1) what are the dark spots which appear from time to time on the sun's surface called? corona prominences solar flares sunspots 2) which of the following is the center of the universe according to the heliocentric model? earth moon mars sun 3) how can spectroscopy and infrared technology be useful in space? they can enhance speed by making spacecraft fuel more efficient. they can measure magnetic fields produced by astronomical bodies. they can provide an emergency escape to the astronaut from a space center. they can determine the elements that make up the surface of astronomical bodies.
Answers: 2
Chemistry, 22.06.2019 03:00
About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question
Answers: 1
Chemistry, 22.06.2019 20:00
Glucose (c6h12o6) is an important biological molecule. (round the answer to nearest hundredth.) what is the percent by mass of carbon in glucose?
Answers: 2
Chemistry, 23.06.2019 04:31
Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.
Answers: 1
Chemistry, 23.06.2019 09:00
Need ! assume that the variables x and y are directly related. if k = 8, what is the value for each of the following points? be sure and record your data to be used in the following problem. x y k 0.
Answers: 2
Pl i need all of these right for my test (i will vote u brainliest if you get them right) 1) what...
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