Question | Answer |
How does Earth's year relate to its motion in space? | The closer to the sun the shorter the years |
What causes day and night? | Earth's rotation |
Why does Earth have seasons? | Because of the direction earth is tilted on its axis as it revolves around the sun |
What is the difference between weight and mass? | Weight-how heavy an object is
Mass-what you're made of |
Why do things weigh different on different planets/or the moon? | Because the force of gravity can be weaker or stronger than on Earth |
What are the 2 factors that affect the gravity between 2 objects? | Mass and Distance |
What are the 2 factors that keep Earth in motion around the sun? | Inertia and Gravity |
What causes the moon phases? | The changes from relative positions of the moon, Earth, and the sun cause the moon phases |
Why do we see certain moon phases from earth? | We see certain phases from Earth because as the moon rotates and revolves different parts of the moon are lit by the sun |
During what phase does a solar eclipse occur? | Full moon |
During what phase does a Lunar eclipse occur? | New moon |
What causes tides? | The pull of gravity on water from the moon and sun |
During what phase does a Spring Tide occur? | New moon |
During what phase does a Neap Tide occur? | 1st and 3rd quarter moon |
Terrestrial Planet(Definition) | - a planet composed of rocks and minerals |