Which of the following provides evidence to support Thomson's hypothesis about electrons?? A.) Gold foil experiment

B.) Cathode ray experiments

C.)Spectrum of colors emitted by gas

D.) Radiation produced when beryllium is bombarded with alpha particles

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

What if it is did darwin used to support his theory of evolution

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i