Interstellar dust scatters _____________light more than _____________light

Fill in the blank(s) with correct word


blue; red

Physics & Space Science

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A warm dust cloud in which stars are forming would be best observed with a(n) ________ telescope.

A. gamma-ray B. infrared C. optical (visible light) D. radio

Physics & Space Science

An arrow is shot, from a bow, at an original speed of vo. When it returns to the same horizontal level, its speed will be

A) 9.8 vo. B) vo. C) 2 vo. D) 1/2 vo. E) 4 vo.

Physics & Space Science

When a nucleus in an excited state decays to the ground state, a beta particle is emitted

a. True b. False Indicate whether the statement is true or false

Physics & Space Science

A basketball player pushes down with a force of 50 N on a basketball that is inflated to a gauge pressure of 8.0 × 104 Pa. What is the diameter of contact between the ball and the floor?

A) 2.8 cm B) 1.4 cm C) 1.7 cm D) 2.1 cm E) 5.6 cm

Physics & Space Science