Scientists collect and study ____ to understand the world. Albert Einstein created a famous ____ — E = mc² Galileo ____ that the Earth moves around the Sun. We must ____ the results carefully before writing a report. Marie Curie worked in a ____ with radioactive elements. My ____ was wrong, so I tried again. Charles Darwin was a great ____ and naturalist. ____ explains how animals and people change over time. In science, it’s okay to ____, but you must test them later b) make problems c) make plans

science

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