Can be measured in seconds (S)

Which force diagram accurately represents a satellite in orbit around earth? image for option 1 image for option 2 image for option 3 image for option 4

Which of these internal feedback reactions does not need your brain? oa. your leg jumping when it is hit by a reflex hammer b. your deeper breathing when you need more oxygen c. your body temperature rising when you have an infection d. your heart beating faster when you are in danger

The boiling point of a substance in city a is found to be 145 degrees celcius. the boiling point of the same substance in city b is 141 degrees celcius. which city, a or b, is at a higher elevation? how do you know? asap