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Earth science unit 4 pg 60-71
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2 pages

Earth science unit 4 pg 60-71

If earth rotated form north to south, the North Star would appear to: Remain stationary . An observer took a time exposure photograph of Polaris and five nearby stars. How many hours were required to show these star paths : 4. When observed from a location in New York state for an entire night, Polaris appears to : Remain stationary in the sky . The star Sirius is observed in the evening sky during the month of January. At the end of 3 hours, Sirius will appear to have moved : 45%. On December 21, at which latitude would an observer find the sun directly overhead : . The suns apparent daily movement across the sky is caused by : The earths Revolution around the sun . At which location below would the sun produce at an angle of 23.5 relative to an observers head, at noon on June 21 : 66.5 N. At 40N latitude, for how many days a year is the sun directly overhead at noon : 3. In New York State, to see the sun at noon, one would look towards the : North . The data for month Y were obtained during : December . From September 21 to December 20 in the United States, the direction in which the sun sets: Moves from the west toward the south. In the geocentric model, which motion would occur : The sun would revolve around the earth . The apparent rising and setting of the sun as seen from the earth are caused by the : Rotation of the earth . Which planetary orbit model allows a scientist to predict the exact positions of the planets in the night sky for many years : The planets orbits are ellipses in a heliocentric model

Grade:Grade 6_AI - Grade 8_AI
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Minerals, Rocks, and Soils
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3 pages

Minerals, Rocks, and Soils

A student has collected a group of rocks. All the rocks collected ________________: are different sizes. Students sorted rocks into 4 groups.The new rock belongs in which group: Group 3. You can touch or feel a rock to describe which of the rock’s characteristics: texture. A student is testing a rock by trying to scratch it with different objects. It is a good test for answering which of the following questions? : What is the hardness of a rock?. The chart shows some properties of four different rocks.Which of the following rocks can be grouped together using their luster: 2 and 4 . A student is investigating the textures of soils. Which soil feels the roughest: sand. Sophia is blindfolded. She feels a soil. It feels powdery, soft, and she cannot feel any particles in between her fingers. What soil is she most likely feeling? : clay. Which is the best type of soil for growing vegetables: loam. Which type of soil feels smooth when you rub it between your fingers: clay. Use the picture to answer the following questionWhich statement explains how the features MOST LIKELY formed: Wind made the arch by weathering rock.. Which BEST describes the action of wind and waves on a beach: They decrease the size of the sand particles.. When water runs down a hill of loose soil, it will cause what change to the soil: Soil from the top of the hill will be moved to the bottom.. Students observed that in one corner of the playground was a patch of smooth, flat soil. After several days, they noticed that ripples had formed across the sand. What was the most likely cause of this change: Wind blowing. What happens when strong winds blow sand against large rocks: Tiny pieces of rock break off.. Dunes are large piles of sand that move slowly on beaches. What causes the dunes to move from place to place? : Blowing winds

Grade:Grade 1_AI - Grade 3_AI
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