Why is the Chandra X-ray Observatory critical to mapping intracluster gas?

What will be an ideal response?


The hot gas driven off by mergers and lobe jets gives off a lot of X-rays, and can be mapped by Chandra.

Physics & Space Science

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A glass plate whose index of refraction is 1.56 is immersed in a liquid. The surface of the glass is inclined at an angle of 42.0° with the vertical

A horizontal ray in the glass is incident on the interface. When the liquid is a certain alcohol, the incident ray arrives at the interface at the critical angle. What is the index of refraction of the alcohol? A) 1.04 B) 1.02 C) 1.00 D) 0.984 E) 1.06

Physics & Space Science

When water vapor changes phase to become water in a cloud, the surroundings become

A) cooler. B) warmer. C) both of these D) neither of these

Physics & Space Science

An AC series circuit contains a resistor of 20 W, a capacitor of 0.75 mF, and an inductor of 80 mH. What frequency should be used to create a resonance condition in the circuit?

a. 650 Hz c. 160 Hz b. 530 Hz d. 320 Hz

Physics & Space Science

Five moles of an ideal gas expands isothermally at 100°C to five times its initial volume. Find the heat flow into the system.

A. 2.5 × 104 J B. 1.1 × 104 J C. 6.7 × 103 J D. 2.9 × 103 J E. 7.0 × 102 J

Physics & Space Science