Which statement accurately describes planetesimals?
A. They are the origins of planets.
B. Th...
Physics, 11.11.2020 23:20 hannahpalacios101
Which statement accurately describes planetesimals?
A. They are the origins of planets.
B. They formed from ice and rocks.
C. They were created during the big bang.
D. They contain 98% of matter in the solar system
Answers: 2
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When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false
Answers: 1
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Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?
Answers: 3
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An element becomes a positively charged ion when itloses protons.loses electrons.gains electrons.gains neutrons.
Answers: 2
Physics, 22.06.2019 20:30
Which statement best describes the direction of the buoyant force on any object? a. opposite the force of gravity b. in the same direction as the weight c. in the direction of motion of the object d. opposite the direction of motion of the object
Answers: 1
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