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Unit 4 Test review. 6 th grade Earth-moon-sun system. #10. Roman is writing an equation to show the effect of the gravitational pull of the sun and the moon on tidal range during neap tides. Which equation would Roman use to show this effect? A.sun + moon = maximum tidal range - PowerPoint PPT Presentation
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UNIT 4 TE
ST REVIEW
6T H GR A D E E
A R T H - M O O N - S U N SY S T E M
#10Roman is writing an equation to show the
effect of the gravitational pull of the sun and the moon on tidal range during neap tides. Which equation would Roman use to show this effect?
A. sun + moon = maximum tidal rangeB. sun + Earth = maximum tidal rangeC. moon – sun = minimum tidal rangeD. Earth – moon = minimum tidal range
C. moon – sun = minimum tidal range
#13Vesna is studying how Earth’s tilt results
in seasonal differences in sunlight and day length. She drew a diagram of Earth to show how it is tilted on its axis. Vesna wants to include the label of Earth’s tilt on her diagram. What angle should Vesna add?
A. 15.5 degrees C. 30 degreesB. 23.5 degrees D. 45 degreesB. 23.5 degrees
#20Taylor and Jose pulled their boat up onto the beach and went on a hike. When they returned, the beach was covered by water and the boat was floating offshore. What is the most likely explanation?
A. The low tide receded and pulled the boat out to sea.
B. The spring tide came early.C.The gravitational pull of the sun and moon
decreased the tidal range.D. The water level rose due to the high tide.
D. The water level rose due to the high tide.
#3A satellite is an object that revolves around a
larger object. Many satellites are orbiting Earth. Which of the following is an important factor in keeping a communications satellite in orbit around Earth?
A. gravityB. heatC. lightD. magnetism
A. Gravity
#12Jackie drew the diagram below to
show how Earth moves around the sun. Which movement of Earth is Jackie demonstrating?
A. Revolution C. spinB. rotation D. tiltA. Revolution
#1The cycle of the moon’s phases repeats in a
predictable way. About how long does it take to cycle from one new moon to the next new moon?
A. about one dayB. about one weekC.about one monthD. about one year
C. About one month
#7Which gravitational pull has the
greatest effect on tides?A. the sun’s gravitational pull on
EarthB. the moon’s gravitational pull
on EarthC. Earth’s gravitational pull on
the moonD. the sun’s gravitational pull on
the moon
B. The moons gravitational pull on Earth
#11Miranda is studying the planet Neptune.
Miranda wants to know how long a year is on Neptune. Which question should Miranda ask to find out the length of Neptune’s year?
A. How large is Neptune?B. How much is Neptune’s axis of
rotation tilted?C.How long does it take Neptune to orbit
the sun?D. How long does it take Neptune to
rotate on its axis?
C. How long does it take Neptune to orbit the sun?
#14The diagram below shows the position of
Earth at four different times during the year. Which two positions represent an equinox?
A. position A and position BB. position C and position DC.position B and position DD. position A and position CD. Position A and
position C
#15Oksana observed the
appearance of the moon every week for a month. She sketches her observations. Which of these diagrams best shows how the moon’s appearance could have changed during the month Oksana performed her investigation?
#25A region on Earth’s surface always has the highest
temperatures in June and the lowest temperatures in December. Which of these statements explains why the temperatures are LOWEST in December?
A.This region is tilted the most toward the sun in December.
B.This region is tilted the farthest away from the sun in December.
C.This region is the farthest distance from the sun in December.
D.This region is the nearest distance from the sun in December. B. This region is tilted the
farthest away from the sun in December
#2When Earth moves into the moon’s
shadow, a solar eclipse takes place. Which phase represents the appearance of the moon during a solar eclipse?
A. full moon B. new moon C. third quarterD. waning gibbous
B. New Moon
#9During which two phases of the
moon do neap tides take place?A. new moon, full moonB. new moon, first quarter moonC. third quarter moon, full moonD. first quarter moon, third
quarter moonD. first quarter moon, third quarter moon
#16Astronomers use cameras on Earth and in orbit
to observe the solar system and other objects in space. Suppose that a camera on Earth takes a picture of a large, dark, round object in the sky. Which event is most likely taking place?
A. a lunar eclipseB. a solar eclipseC. a first quarter moonD. a third quarter moon
A. A lunar eclipse
#21The moon revolves around Earth. The
moon travels at a speed of about 1 km/s. Which of the following keeps the moon in orbit around Earth?
A. gravityB. magnetismC.ocean tidesD. the sun’s heat and light
A. Gravity.
#17The diagram below shows the relative
positions of Earth, the moon, and the sun. The moon is shown at four possible positions around Earth. Which position of the moon could result in a solar eclipse?
A. 1 C. 3B. 2 D. 4B. 2
#22Luis created a clay model of Earth and the sun. To show
how Earth rotates, Luis wants to use a toothpick to represent Earth’s axis of rotation. Where should Luis place the toothpick?
A. horizontally through Earth in the direction Earth is traveling
B. vertically through the center of Earth, slightly to the side of each pole
C. horizontally through Earth from one side of the equator to the other side
D. diagonally across Earth, halfway between the equator and the two poles
B. vertically through the center of Earth, slightly to the side of each pole.
#18The figure below illustrates ocean water
levels in a location on the Florida coast. What is the tidal range in this location?
A. –1 mB. 0 mC. +1 mD. 2 m
D. 2m
#26Eclipses are predictable, solar system events.
The answer choices below list relative positions of Earth, the sun, and the moon. Which list represents the position of Earth, the sun, and the moon during a lunar eclipse?
A. sun, Earth, moonB. Earth, sun, moonC.sun, moon, EarthD. moon, sun, Earth
A. Sun, Earth, moon
#8What is tidal range?A. the periodic rise and fall of the
water level in the oceans due to the gravity of the moon and sun
B. a tide of minimum range that takes place two times a month
C.the difference in levels of ocean water at high tide and at low tide
D. a rise in ocean water levels that takes place on the side of Earth nearest the moon
C. the difference in levels of ocean water at high tide and at low tide
#24Astronomers use cameras on Earth and in orbit to
observe the solar system and other objects in space. Suppose that a camera on Earth takes a picture of an astronomical event. The picture shows an object that is large, dark, and has a bright area immediately around it. Which event does this picture most likely show?
A. total solar eclipseB. total lunar eclipseC. waning gibbous moonD.waxing crescent moon
A. total solar eclipse
#19The graph below shows tides in Boston Harbor.
Which statement best explains the shift in times of high and low tides each day?
A. The moon rises and sets later each day.B. The sun rises and sets later each day.C. The moon rises and sets earlier each day.D.The sun rises and sets earlier each day.
A. The moon rises and sets later each day.
#6How often does the moon pass over a
particular spot on Earth’s surface, causing tides as a result of its gravitational pull?
A. once every 10 secondsB. once every 12 hours and 25 minutesC. once every 24 hours and 50 minutesD. once every 14 days
B. Once every 12 hours and 25 minutes
#4The phases of the moon are the changing
appearances of the moon, as seen from Earth. Which phase happens immediately after a third quarter moon?
A. new moon B. waxing gibbous C. waning gibbousD. waning crescent
C. Waning Gibbous
#5Bonita observes the moon several times during the
month of August. She sketches the appearance of the moon on four days—August 1, August 9, August 17, and August 24—and identifies each lunar phase. Bonita’s data is shown in the table below. On which date should Bonita expect the next new moon to take place?
A.August 31B.September 7C.September 12D.September 22
D. September 22
#23Which of the following is a common
characteristic of winter compared to summer?
A noon sun lower in the skyB. higher daytime temperaturesC.more daily hours of sunlightD. longer days and shorter nights
A. Noon sun lower in the sky.