The ideal shape for the primary mirror of a telescope is __________
Fill in the blank(s) with correct word
concave parabolic
Physics & Space Science
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What is the mass of an object on which Earth exerts a gravitational force of 685 N near Earth's surface where g = 9.80 m/s2?
A) 69.9 kg B) 68.5 kg C) 71.3 kg D) 72.7 kg
Physics & Space Science
The image distance, , is positive for images in front of a mirror
Indicate whether the statement is true or false
Physics & Space Science
The__________of a lens or mirror is the distance from that lens or mirror to the point where it focuses parallel rays of light
A) image distance B) focal length C) radius of curvature D) object distance
Physics & Space Science
Because it is less dense than Jupiter, Saturn is more oblate than Jupiter, even though it rotates slightly more slowly
Indicate whether the statement is true or false
Physics & Space Science