Which observatory detects X-rays and gamma rays?
A. The Hubble Space Telescope
B. The Spitzer Space Telescope
C. The Compton Gamma Ray Observatory
D. The Chandra X-ray Observatory

Why are nongovernmental organizations important? check all that applya. they are private institutions that aid the work of government. b. they often fill in gaps between government-funded services. c. they are private institutions that attack government policyd. they citizens by acting as watch dogs over elected officials

Which describes italy’s mediterranean climate? a. moist in the summer and dry in the winter b. mild and wet all year round c. cool in the summer and warm in the winter d. hot in the summer and mild in the winter

Which of the following graphs represents exponential decay