Anew object, object x, was discovered outside our solar system. object x is small and rocky, is not a satellite of any other object, and it has enough gravity to clear away smaller objects near its orbit. the characteristics of object x most closely resemble those of other comets. meteors. dwarf planets. planets.

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.

Which statement is true for bacteria a. bacteria have complex internal structures b. all bacteria are spiral in shape c. all bacteria cause disease in animals d. bacteria break down some foods

Which characteristic should describe all evidence collected by a scientist? true obvious objective subjective