Marie Curie and her husband Pierre were Henri Becquerel's graduate students when Becquerel discovered spontaneous radiation. In 1903, the Curies shared the Nobel prize for physics with Becquerel. Based on The Discovery of Radioactivity, which statement best describes Becquerel's influence on Marie Curie's work with radioactivity?

Choose the best option to complete the statement. the purpose of the first phrase of the u.s. constitution, "we the people," is to demonstrate the power of the president to the people show the people that the government leaders are in charge show that the people created the government and that it exists for the people discourage enemihoees of the people from trying to interfere with our country

Analyze the analogy and read the information below it. fish : fin : : bird : wing if you were reading this aloud, you would say, "fish is to fin as bird is to wing." this analogy uses parts of an animal to relate to the whole animal. much like how a fin a fish move, so does a wing a bird move. which analogy also uses parts to relate to the whole? sky : blue : : dirt : brown flower : petal : : tree : leaf car : road : : boat : water food : sandwich : : sport : softball

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?