The path an object takes as it travels around another object.
What is orbit
100
The effect of these two motions makes the planets move in a nearly circular orbit called an _______.
What is ellipse
100
When sun and moon pull in different directions they are ____ _____.
What is a neap tide
100
A ____ is an object that circles around a planet.
What is a moon
100
An object in space that circles another object.
What is a satellite
200
The force of attraction between two masses.
What is gravity
200
_______ is the tendency of a moving object to keep moving in a straight line
What is Inertia
200
about 2 times a month the sun and moon line up in the same directions this causes higher high tides and lower low tides,called ______ _____ .
What is a spring tide
200
_______ and _____ do not have moons.
What is Mercury and Venus
200
A system of objects of,or around the sun ( solar means sun).
What is solar system
300
A large piece of rock or metal in space.
What is an asteroid
300
An _____ is a path one object takes around another object.
What is an orbit
300
As the moon orbits around the Earth its gravity pulls the water on the side nearest to it away from land. This causes ___ _____.
What is a low tide
300
7 of the moons in the solar systems are actually bigger than _____.
What is Pluto
300
A _________ uses lenses to see distant objects.
What is a telescope
400
A small piece of ice,rock,or metal that enters Earth's atmosphere
What is a meteor
400
True or False: astronauts float in a space vehicle.
What is true
400
True or False the sun is smaller than the moon.
What is False
400
Moons are also called _________.
What is a satellite
400
smashing particles are making helium this is called ______.
What is Fusion
500
A mixture of frozen gases, ice, dust and rock that move in an irregular circle around the sun. produces the most light in the solar system.
What is a comet
500
True or False: Astronauts are weightless in a space vehicle.
What is True
500
its gravity pulls the water on the side away from it and closer to the land. this causes ____ _____.
What is a high tide
500
True or False: Pluto has 19 moons
What is False ( 3)
500
True or False: E=mc2 stands for E= energy, The m stands for mass, c represents the speed of light, The little 2 over the c means that the speed of light is squared , or multiplied by itself.