Science Homework Answers & Questions Page 920

• How does the rotation of the Earth cause day and night?

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• What is the difference between mass and weight of an object?

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• What is the biggest and smallest planet?

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• What is a galaxy that was once a quasar is likely have?

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• What is frost wedging?

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• How long would it take to go in AU from Jupiter to Neptune

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• What force caused the movement of the continents from one supercontinent to their present positions?

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• If an asteroid has a perihelion distance of 2.0 A.U. and an aphelion distance of 6.0 A.U., what is its orbital semi-major axis, eccentricity, and period? Thanks!?

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• What is a spring tide and what causes this phenomenon?

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• If the mass of the sun reduced by was one-half, approximately how much longer would the sun live than it would with its current mass?

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• How does the definition of strong nuclear force differ between astronomy and physics?

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• How many moons does Pluto have?

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• Which of the three types of seismic waves causes the most damage during an earthquake? Why?

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• Which country put the first dog in space?

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• What is the Mohs hardness scale and how is it useful for identifying minerals?

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• What is the distance from land to outer space?

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• Not counting leap years, how many days are in 19 solar years?

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• What is a nebula cloud?

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• Why is Mars red?

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• What formula would be used to calculate the aphelion distance of Halley's Comet from the sun? Halley’s comet has a perihelion distance of 0.6 AU & an orbital period of 76 years,

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• How does magma reach the earth's surface?

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• How many earths can fit into the other planets in the solar system?

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• What type of galaxy is earth in?

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• If there is no wind in space or on the moon, why is the American flag shown blowing in the wind on the moon?

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• How long is one light year?

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• What are convergent boundaries? What are the three types?

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• What is salinity?

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• How do geologists use the law of superposition and the law of crosscutting relationships to determine the relative age of disrupted or eroded rock layers?

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• The earth's outer layer is called the crust, What is it made of?

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• What are the four fundamental forces in order of strength?

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• How much bigger is the diameter of Jupiter compared to the Earth's?

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• Why does earth's distance from the sun change?

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• What does astronomy mean?

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• How does density change as depth increases within the earth?

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• Plateau of Tibet, the world's largest plateau, is located in which country?

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• What happens after the black dwarf stage?

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• What are the major characteristics of the surface zone of the ocean?

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• What are the key differences between the ontological, teleological, and cosmological arguments?

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• What does it mean to say that the gravity of the Earth is 9.8 m/s2?

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• What was Andrija Mohorovicic's major contribution to geology?

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• What is the ecliptic, and why is it tilted with respect to the celestial equator?

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• What is the earth made of?

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• Why do outer planets have rings but the inner planets don't?

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• What is the name of the galaxy we live in?

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• Mars is about 1.5 times as far from the sun as the earth and its mass is about 0.1 times the earth's mass. Relative to the gravitational force the sun exerts on the earth, what is the force it exerts on Mars?

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• Why are the volcanoes on Mars bigger than those on Earth?

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• What change in weather does a barometer measure?

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• What is significant about the early Tertiary period?

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• What type of organism appeared during the Ordovician Period?

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• Are diamonds made in the laboratory considered to be minerals?

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