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Solar system

Our Solar System

Solar System consists of the sun, planets, their moons, meteors, asteroids, and comets
Milky Way Galaxy the galaxy in which our solar system is located
Gravity the force that pulls two objects together; it pulls us toward Earth and it keeps the planets in motion around the sun
Astronomy the study of the moon, stars, and other objects in space
Axis an imaginary line that passes through Earth's center and the North and South poles, about which Earth rotates
Rotation the spinning motion of a planet about its axis
Revolution the movement of an object around another object (planets revolve around the sun; moon(s) revolve around their planets)
Orbit the path of an object as it revolves around another object in space
Tides the daily rise and fall of Earth's waters on shores
Gravity the attractive force between two objects; its magnitude depends on their masses and the distance between them
Satellite any object that revolves around another object
Phase one of the different shapes of the moon as seen from Earth
Comet (dirty snowball) a ball of ice and dust whose orbit is usually a long, narrow ellipse; it has a "glowing tail" up to 100 million miles long
Asteroids objects revolving around the sun that are too small and too numerous to be considered planets
Asteroid Belt the region of the solar system between the orbits of Mars and Jupiter, where many asteroids are found
Meteoroid a chunk of rock or dust in space
Space Station a man-made laboratory orbiting the Earth
The Earth rotates around ____________ every 24 hours. it's axis
The Earth revolves around __________ every year. the Sun
The tilt of the Earth's axis causes _____________ the seasons.
On June 21, the northern hemisphere gets more hours of sunlight than any other day. The large amounts of solar energy raises the temperature and the northern hemisphere has __________. Summer
The moon gives off its own light. (T/F) False
Name the only planet that rotates on its axis from North to South. _______________________ Uranus
The gaseous atmosphere of the outer planets is made up mostly of? ____________ Hydrogen/Helium
The Earth’s axis is tilted? ________________ 23 degrees
During a lunar eclipse the order is _____________ Sun, Earth, then Moon
The distance from the Sun to Earth is? ________________ 93 million miles (1 AU)
One trait shared by all the Inner Planets is ________? they are all rocky
Earth is unique in the solar system because it's the only planet _____________ with liquid water
Which is the hottest planet? _____________ Venus
List the correct order of the Inner Planets, from nearest the sun to furthest away? Mercury, Venus, Earth, Mars
What separates the inner planets from the outer planets? the asteroid belt
Name the planet recently demoted to a dwarf planet? Pluto
A probe could land on Saturn? (T/F) False
All of the outer planets have rings, not just Saturn. (T/F) True
Mars is very similar to the Earth. Which of the following statements describes a property of the Earth, but NOT a property of Mars? A lot of liquid water is located on the planet
The planets known as the gas giants _________. Jupiter, Saturn, Uranus, Neptune
Which of the following represents the characteristics of the four planets closets to the Sun? Rocky (terrestrial) planets
What is the correct order of the planets of our solar system starting from the sun and moving outward? Mercury, Venus, Earth, Mars, Saturn, Neptune, Uranus, Pluto
The Great Red Spot refers to__________. a giant storm on Jupiter
Earth’s nearest neighboring planets are __________. Venus and Mars
The Sun is the center of the __________. Solar system
One astronomical unit equals__________. the average distance from the Earth to the Sun
Seasons are a result of __________. Earth’s titled axis and revolution
Which takes the most amount of time? Earth revolves once around the Sun
The color of a star is a clue to its __________. temperature
Earth is part of the_________ Galaxy. Milky Way
Which planet takes 165 years to complete a single orbit, the longest revolution of any planet around the Sun? Neptune
What movements are involved in the relationship between the Earth and Sun? The Earth revolves around the Sun as it rotates to cause day and night
Which of the following represents characteristics of the four planets farthest from the Sun? Gas planets
Many objects within our solar system remain in constant motion and maintain predictable orbital patterns. What force governs the motion and patterns of objects in our solar system? The force of gravity keeps the Earth, asteroids, and comets orbiting in an elliptical pattern around the Sun.
The space shuttle differed from previous space vehicles because it_____________. was reusable
A probe is an object designed to carry instruments, but not crew. To which of the following places would we most likely send a probe? A. The International Space Station (ISS) C. Mountain Top B. Inside the Sun D. Saturn Saturn
27. The first American to orbit Earth was _______. John Glenn
28. The first American to travel in space was _______. Alan Shepard
Created by: Jerry.Reese23
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