Name: ____________________ Grade 6 Science – Space Unit Test Section A – Matching (10) Match the vocabulary words listed at the bottom with the definitions below. ALL words will be used once. Write the words on the line provided. Spelling counts!!! 1. _____________________ The moon appears to get bigger 2. _____________________ the Earth spins The imaginary line on which 3. ____________________ A measure of mass and gravity 4. ____________________ A famous constellation 5. _____________________ equal Day/Night A day when Earth experiences 6. ______________________ The longest day of the year 7. _____________________ makes up an object The amount of matter that 8. _____________________ smaller The moon appears to get 9. _______________________ The winter Solstice 10. ______________________ another larger object An object that orbits Word Bank: Mass Orion Solstice Weight Waxing Summer Satellite Waning st December 21 Axis Equinox Section B – True or False (10) a) For about 30 days in the winter the Arctic Circle does not get any sunlight ________ b) Astrology is a legitimate science __________ c) Planets and moons are all held in place by gravity __________ d) The moon is the Earth’s closest star __________ e) The tilt of the Earth’s axis changes as the Earth revolves around the sun _________ f) It takes exactly 365 days for Earth to revolve around the Sun __________ g) The Earth rotates at a faster speed than it revolves __________ h) We only see one side of the moon because it rotates and revolves at the exact same speed ___________ i) The Sun is one of the largest stars ___________ j) You weigh more on Earth than on the moon ____________ Section C – Multiple Choice (12) Circle the best possible answer. 1. What do most of the outer planets have in common? a) b) c) d) They enjoy long walks on the beach, and candle lit dinners They have rocky surfaces They are made up of gases They have the same number of moons 2. Why doesn’t the moon have any weather (wind, rain, clouds, etc.)? a) b) c) d) Because Because Because Because it has no gravity it has no atmosphere it is too far from the Sun its axis is not tilted far enough 3. During the winter, what kind of rays is Winnipeg getting from the Sun? a) Light rays b) Indirect rays c) Direct rays d) Ray Romano 4. What is a constellation? a) b) c) d) A name given to a ring around a planet One of the moon’s “faces” An object that orbits around a planet A group of stars that has been given a name 5. What can you use constellations as a point of reference for? a) b) c) d) Finding other stars Finding your way across the sea Finding other constellations All of the above are correct 6. In July, the days in Australia (southern hemisphere) are: a) b) c) d) Long and hot because it’s summer there Not going to invite the nights to its birthday party Equal to the nights in length because it’s spring there Short and cold because it’s winter there 7. The earth is tilted to how many degrees? a) 32.5 b) 83.5 e) 28.5 c) 25.3 d) 23.5 8. What is the largest object in our Solar System? a) Mr. Dolinski’s Brain b) The Sun c) Jupiter d) Saturn e) The Moon f) The milky way 9. Which of the following takes the least time to occur? a) One b) One c) One d) One revolution of the Earth around the Sun rotation of the Earth around its axis full cycle of the Moon’s phases complete season on Earth 10. Which of the following is a method ancient scientists used to determine the Earth is round? a) Observing the shadows of 2 sticks planted in Northern and Southern Egypt b) Taking satellite photos of the Earth c) Watching a ship sail off into the distance d) Looking through a telescope 11. The Earth revolves around the Sun; therefore, it is a ____________ of the Sun: a) Revolution b) Gravitational pull c) Natural satellite d) Ellipse 12. What effect does the moon’s gravity have on Earth? a) b) c) d) It It It It causes causes causes causes ocean tides the seasons wolves to howl changes in weather Section D – Short/Long Answers Answer all questions using complete sentences – where possible. Remember to label diagrams. 1. Life in Space (5) Identify one basic daily need that people have and explain how this “need” is met in space. Think about what you’ve learned about day to day living in space. Basic Daily Need _________________________________ Astronauts meet this need by… 2. Phases of the Moon (5) In the spaces below, draw a picture that represents the type of moon: New Gibbous Quarter Full Crescent 3. Earth, Moon & Sun Relationship (14) Answer the following questions using complete sentences. Diagrams WILL help. 1. Explain the difference between rotation and revolution (4). 2. Explain why we experience day and night on Earth (2). 3. Explain the 2 factors that contribute to the changing of the seasons, and how they work together to create winter and summer (4). 4. In the space below (4): a) Draw, label and describe a Lunar Eclipse b) Draw, label and describe a Solar Eclipse 4. The Planets (24) 1. Fill in the blanks. Read each clue, then write down the planet that goes with the clue. a) I am the proud owner of a huge Red Spot, which is actually an atmospheric storm travelling at 225 mph. I am ___________________. b) I am called the “Sideways Planet” because my axis is tilted at roughly 90° and my surface is frozen methane crystals. I am ___________________. c) Even though I’m so close to the sun, I can get as cold as -183C, and as hot as 407C. I am _______________. d) I am the second biggest of all nine planets. I am _________________. e) I have thick, toxic, yellow clouds surrounding me, so I am VERY hot. I am ___________. f) My days are longer than my years, which are only about 225 earth days. I am ___________. g) I was the last “planet” to be discovered, and was named after a Roman God. I am ___________. h) Hello, I move very slowly around the sun (165 years for one orbit). Oh yeah, I have the Great Dark Spot, but it vanished in 1994. I am ____________. i) I am a small rocky planet that supports a variety of life. I am ______________. j) Some people say I’m not even a planet anymore, just because I’m not rocky or gassy. I am _______ k) I get my red colour because of all the rust on me. I am _____________. l) I have rings that are made mostly of rocky particles with icy coatings. I am ____________. 2. Draw a simple diagram of the solar system. Scale doesn’t count. ***Include: a) the sun, b) the planets, c) identify the inner planets, d) identify the gas giants BONUS: Who is the Canadian astronaut that just left on a 6 month mission to maintain and repair the International Space Station?