The Solar System And Beyond Lesson 1 Flashcards
The path one object travels around another object
Orbit
The force of attraction between any two objects due to their mass
Gravity
The tendency of an object to keep moving in a straight line
Inertia
One complete trip of one object around another object
Revolution
A complete spin on an axis
Rotation
An instrument that makes distant objects seem larger
Telescope
The sun and ,all objects that orbit around it is called the
Solar system
A—————— is any object that orbits another larger body
Satellite
A——————- is a larger round object in space that orbits a star
Planet
Is the 1st planet from the sun .
Mercury
Is the 2nd planet from the sun
Venus
Is the 3rd planet from the sun
Earth
Is the 4th planet from the sun
Mars
Is the 5th planet from the sun
Jupiter
In the 6th planet from the sun
Saturn
Is the 7th planet from the sun
Uranus
Is the 8th planet from the sun
Neptune
Planets are made of Rock and ice and their orbits cross the paths of other space objects
Dwarf planets
The ——— is the center of the solar system
Sun
———— and ———- keep the earth and all other planets in orbit around the sun
Gravity and inertia
The ———— is the only natural satellite of the earth
Moon
The moons gravity effects the earth because it causes the earths
Tides
When half of the earths surface faces away from the sun we are having
Darkness
——————————————- is the way something seems to move
Apparent motion
As the earth rotates from west to east objects appear to move from
East to west
The sun does not
Move
Earths orbit around the sun takes —————- days or one year
365 1/4
The ———————- happen because of both the earths tilted axis and it’s revolution around the sun
Seasons
When the northern hemisphere tilts away from the sun it is having ——————— and the southern hemisphere is having summer
Winter
When the northern hemisphere tilts toward the sun it is having ——————————— and the southern hemisphere is having winter
Summmer
The northern hemispheres winter solstice acccurs around
December 21
