What is a experimetor?

How does scientific knowledge continue to change over time? What eats detritus? What property of a particle led to the discovery of the atom? What does cyloplasm do? How does radiant energy produce weather on earth? How many miles is 48km? What is low power lens? What is a temperature scale in which water freezes at 32 degrees? Which of these is a direct result of uneven heating of water in the oceans due to solar energy A. Salt in any ocean B. Ocean tides C. icebergs D. Ocean currents? What are the steps of a scientific experiment in order? How many Darwin Evolution Theory? What kind of specific heat does water have? What are some non-examples of the word imprudent? Why would blood squirt out of your leg for no apparent reason? What are the 3 characterios do all chordates share? Is a half a meter in length 50 cm? 25 meters is equal to how many kilometers? 32.8 degrees Celsius is equal to how many degrees Fahrenheit? Why can't I whistle? Who was the first scientist who first came up with concept of continental drift?