1. The "Milky Way" in the night sky looks like a blurry circle of light in the sky because A: our Sun is located at the center of our galaxy. B: our rotating Earth blurs our view of stars in the Milky Way Galaxy. C: we are seeing the stars and gas that lie in disk of our Milky Way Galaxy. D: the stars within this band of light are much farther away than other stars. 2. If you hold your fist at arm's length, you will see it spanning an angle of about A: 10°. B: 1°. C: 90°. D: 45°. E: 1 arcsecond. 3. Seasons on Earth are caused by A: Earth's varying orbital speed around the Sun. B:Earth's axis tilt. C: the gravitational influence of the Moon. D: the Sun's gravity. E: Earth's varying distance from the Sun.
1. The "Milky Way" in the night sky looks like a blurry circle of light in the sky because A: our Sun is located at the center of our galaxy. B: our rotating Earth blurs our view of stars in the Milky Way Galaxy. C: we are seeing the stars and gas that lie in disk of our Milky Way Galaxy. D: the stars within this band of light are much farther away than other stars. 2. If you hold your fist at arm's length, you will see it spanning an angle of about A: 10°. B: 1°. C: 90°. D: 45°. E: 1 arcsecond. 3. Seasons on Earth are caused by A: Earth's varying orbital speed around the Sun. B:Earth's axis tilt. C: the gravitational influence of the Moon. D: the Sun's gravity. E: Earth's varying distance from the Sun.
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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1. The "Milky Way" in the night sky looks like a blurry circle of light in the sky because
A: our Sun is located at the center of our galaxy.
B: our rotating Earth blurs our view of stars in the Milky Way Galaxy.
C: we are seeing the stars and gas that lie in disk of our Milky Way Galaxy.D: the stars within this band of light are much farther away than other stars.
2. If you hold your fist at arm's length, you will see it spanning an angle of about
A: 10°.
B: 1°.
C: 90°.
D: 45°.
E: 1 arcsecond.
3. Seasons on Earth are caused by
A: Earth's varying orbital speed around the Sun.
B:Earth's axis tilt.
C: the gravitational influence of the Moon.
D: the Sun's gravity.
E: Earth's varying distance from the Sun.
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