100 POINTS TO ANSWER THIS CORRECTLY Use the EPA website https://19january2017snapshot. epa. gov/climatechange_.html, then click on International on the map and choose three of the regions to investigate. Explain in at least five sentences what you’ve learned about how global warming and climate change are impacting our Earth in different regions of the world.

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?

An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?