The picture above is a diagram of what earth-sun-moon phenomena? A. Solar System

B. Solar Eclipse

C. Lunar Eclipse

D. Earth-Sun-Moon

If you don't know plz don't answer

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

No copying 15 pts how does a free-body diagram tell you about the net force on an object?

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt