What is filltaration?

In the equation for a straight line y mx b what is the x-intercept equal to? How much of the earth's mass is made up by the core? What animals live near the Three Sisters? What season is after Winter? What are the three factors that influence the explosive nature of volcanic eruption? What are some adaptations of the red powder puff? What is electrical friction in science terms? What hand does left handed people cut their food with? Is 4 dm equal to 40 cm? What are the safety equipment in the science lab? What are the two names for 0 degrees Celsius and how do you tell which one to use? How did Darwin say that new species are formed? What type of vertebrates always live a double life partly in water and partly on land? What is general liability class code 61211? Why does it feel warm after raining? What three basic things must the human population have in order to survive? Is gold non luminous object? What are All cells are dependent of what usable energy source? 8800 yards equal how many miles? Why growth is only a characteristic of living organisms?