Infall of ________ may explain the higher than expected star formation rates in galaxies
Fill in the blank(s) with correct word
intergalactic gas
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Scientists have detected mergers of black holes that have spiraled into each other by
A) detecting gravitational waves from the merger. B) observing distant systems that produce unusually strong gamma-ray emission. C) observing distant systems that produce unusually strong radio emission. D) detecting rapidly pulsating sources of gamma-ray emission.
List at least three of the notable exceptions to the general patterns of the solar system
What will be an ideal response?
In problems involving a slope or inclined plane, the normal force is always perpendicular to the slope or the plane
Indicate whether the statement is true or false
Snell's Law: A beam of light in water (of refractive index of 1.33) enters a glass slab (of refractive index 1.50) at an angle of incidence of 60.0°. What is the angle of refraction in the glass?
A. 27.5° B. 39.8° C. 60.0° D. 90.0° E. 50.2°