Which of the following explain why mars does not have a balanced greenhouse effect?

a. mars has an iron-rich core.
b. most of the water is locked in a permafrost layer underground.
c. plate tectonics prevents the release of carbon back into the atmosphere.
d. there are no active volcanoes sending carbon dioxide back into the atmosphere.

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step

What is the volume of this container?

Consider the triangle. which shows the order of the angles from smallest to largest? angle a, angle b, angle c angle b, angle a, angle c angle b, angle c, angle a angle c, angle a, angle b