What term describes an educated guess about what the answer to a question might be
The custom of watching fireworks on the Fourth of July would be studied by this social science
A jogger runs at an average speed of 5 ms for 3 minutes then finishes with an average speed of 4 ms for 2 minutes What is his average speed in ms for the run
If a lahar is traveling at 80 kmh how long will it take the lahar to travel 20 km