Transcript astro
Astronomy Astronomy Equinoxes Earth’s Solstices Movement Forces Tides Hodge Podge 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Astronomy for 100 ► Study of objects in space ► Answer: Astronomy ► Back to Board Astronomy for 200 ► Egyptians used to predict flood ► Answer: Star Sirius ► Back to Board Astronomy for 300 ► Imaginary line that passes through Earth’s center and the poles ► ► Answer: Axis Back to Board Astronomy for 400 ► Path ► Answer: Orbit ► Back to Board Astronomy for 500 ► Earth’s Orbit ► ► Answer: Ellipse Back to Board Equinoxes and Solstices for 100 ► “Equal Night,” when the noon sun is directly over the equator ► ► Answer: Equinox Back to Board Equinoxes and Solstices for 200 ► When the sun reaches its greatest distance from the equator ► ► Answer: Solstice Back to Board Equinoxes and Solstices for 300 ► ► Where is the sun when it is the Summer solstice in the Northern Hemisphere; and Winter solstice in the Southern Hemisphere Answer: Sun farthest north of the equator ► Back to Board Equinoxes and Solstices for 400 ► Indirect rays and fewer hours of sunlight = ► ► Answer: Winter Back to Board Equinoxes and Solstices for 500 ► Earth has seasons because ► Answer: its axis is tilted ► Back to Board Earth’s movement for 100 ► The change in seasons is not caused by ► Answer: Earth’s distance from the sun ► Back to Board Earth’s movement for 200 ► Spinning of Earth on its axis ► Answer: Rotation ► Back to Board Earth’s movement for 300 ► Movement of one object around another ► Answer: Revolution ► Back to Board Earth’s movement for 400 ► 1 Earth rotation = ► Answer: 1 day (24 hours) ► Back to Board Earth’s movement for 500 ► 1 revolution of Earth around the sun EXACTLY = ► Answer: 1 year (365 ¼ days) ► Back to Board Forces for 100 ► Amount of matter in an object ► Answer: Mass ► Back to Board Forces for 200 ► Force of gravity on an object ► ► Answer: Weight Back to Board Forces for 300 ► Gravity increases ► Answer: As distance decreases ► Back to Board Forces for 400 ► Combine to keep objects in orbit ► Answer: Gravity and Inertia ► Back to Board Forces for 500 ► Tendency of an object to resist change in motion ► ► Answer: Inertia Back to Board Tides for 100 ► Rise and fall of the ocean water caused by the moon’s gravity ► Answer: Tides ► Back to Board Tides for 200 ► The point between the 2 high tides ► Answer: Low tide ► Back to Board Tides for 300 ► When the moon pull’s the tide or when the moon pulls the Earth leaving extra water behind ► Answer: High Tide ► Back to Board Tides for 400 ► A tide with the least difference between high and low tide ► Answer: Neap Tide ► Back to Board Tides for 500 ► A tide with the greatest difference between high and low tide ► Answer: Spring Tide ► Back to Board Hodge Podge for 100 ► A BIG shadow cast when an object in space comes between the sun and a 3rd object ► ► Answer: Eclipse Back to Board Hodge Podge for 200 ► Moon blocks the sun from Earth ► Answer: Solar Eclipse ► Back to Board Hodge Podge for 300 ► Strength of gravity depends on ► Answer: Mass and Distance ► Back to Board Hodge Podge for 400 ► Every object in the universe attracts every other object ► Answer: Law of Universal Gravitation ► Back to Board Hodge Podge for 500 ► Every object in the universe attracts every other object ► Answer: Newton’s 1st law of motion ► Back to Board