Scientists can use two different types of data in an experiment. When they're collecting observations, they're using (4) When they're using numbers and measurements, it is (5) There is a variety of ways to display this data. If you're comparing pieces of data, you can use a (6). A similar way to display that kind of information is a pie chart or a (7) . If you're comparing change over time, you will use a (8) OUTPUT STATION

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.