moon
How many phases does the moon have?
eight
What are the 4 seasons
winter, spring, summer, autumn
Hadean (oldest)
only rocks are meteorites, mostly molten rock
what is a petrified fossil
a fossil formed when minerals replace all or part of an organism
Why do astronauts on the moon bounce when they walk
The moon has less gravity than Earth.
What side of the moon do we see first
dark side
How many degrees is Earth tilted
23.5
what is the oldest period
Precambrian Era
what is a cast
a type of fossil that forms when a mold becomes filled in minerals that then harden
What is the force of attraction between two objects that is due to there masses
Gravity
What is it called when the moon appears to grow
wax
How many days does it take to go around the sun
365
two types of force
push/pull
what is a elative dating
a technique used to determine which of two fossils is older.
.How can the force of gravity change the motion of an object
By changing it's speed, direction ,or both.
What is it called when the moon appears to get smaller
wane
what is the coldest season
winter
what is eras
a long and distinct period of history with a particular feature or characteristic.
what is a fossil record
the millions of fossils that scientists have collected
.Why is all matter affected by gravity
Everything has a mass and gravity is a result of mass.
.How many days does it take the moon to complete a cycle
29 1/2 days or 1 month
what is the warmest season
summer
what the youngest era
cenozoic era
.gradualism?
the theory that evolution occurs slowly but steadily
How are objects around you affected by the mass of Earth
Every object is pulled toward the center of the Earth.