Science April 2025 Flashcards
Telescope
Used to observe faraway objects by making them seem larger and closer
Spacecraft
Scientists use it so explore space
Unmanned spacecraft
Do not carry people. They go places that are too dangerous for humans
Solar System
Includes the sun and all the objects that move around the sun. Eight of these objects are planets
Planet
Large body of rock or gas that turns around the sun
What make day and night
The rotation or spinning of earth
How many rotations does earth do each day
One full rotation
Revolution
Whan objects move all the way around another objects
How long does it take earth to make one revolution around the sun
365 days or one year
What is the sun
Very bright star, its not a planet
What happends when earth makes revolutions around the sun
It goes through different seasons
Moon phase
Shapes of the sun light on the moon
How many phases does the moon go though
Eight phases, every 29 days
How many stars are in the Earths solar system?
Only one, the sun.
Universe
All things in space, including Earth.
Galaxy
Hugh collection of stars, gases and dust.
Consellation
Group of star that form a pattern.
Do conselation change shape as they move with the seasons?
No, they may change position in the sky but they do not change shape.
