Lesson 3
T/F: The sun is not a star?
False
How many planets are in our solar system? (not including dwarf planets)
8
The earth's tilt is about ____ degrees
23.5
The moon has no ___ or weather like Earth
Air
The sun is formed by a cloud of gas and ____
Dust
The Universe is approximately 13.77 _______ years old.
Billion
The earth Rotates on its ____
Axis
axis
The moon is a big ball of ____ that goes around the Earth
Rock
Earth's __________ combined with the tilt of its axis, causes seasons.
Revolution
The _____ revolves around the sun.
Earth
How many hours does it take Earth to make a full Rotation?
24
Earth is not standing straight up and ____
Down
When temperatures are milder, are there more equal amounts of daylight and darkness?
Yes
The sun blows a steady stream of particles out from its outer layers, called _____ ____.
Solar Wind
The ________ is everything that has matter, energy, and space
Universe
Life on Earth depends on the ___
SUN
it takes ___ days for the Earth to go around the sun one time, and this journey is called a ____
365 and Year
In the Winter, one side of the Earth is tilted ____ from the sun
Away
Galaxies are a group of ________ objects that move together throughout the Universe.
Celestial
Objects in _____ move and interact as space systems?
Space
The Milky Way is our home ______
Galaxy
_______ are caused by the way the Earth moves around the sun.
Seasons
In the summer, one side of the Earth is tilted ______ the sun
Towards
The moon's phases repeat with each _____.
Orbit