Pablo wants to enter the science fair. Which question could be answered through scientific investigation? 1. Which sport is the most fun to watch?
2. Who is the greatest pitcher of the last 100 years?
3. When is the best baseball team determined each year?
4. What is the best angle to throw a ball for maximum distance?

grav force prop 1/r squared 2r all squared is 4rsquared 1/4rsquared quartered

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.