Science Contract 2 Crossword

All of the frequenies or wavelengths of electromagnetic radiation
A body placed in orbit around the earth or moon or another planet in order to collect information or for communication
a mixture of gases that surrounds a planet or moon
a group of stars that form a pattern in the sky
a elongated circle, or oval shape, the shape of the planets or bat
the time or date(twice each year) at which the sun crosses the celestial equator, when day and night are of equal length
a collection of stars, dust, and gas bound together by gravity
an attractive force that acts between any two objects
large space telescope able to see farther than any other telescope at the end of the 20th century
a vehicle sponsored by sixteen nations that circles the earth while carrying out experiments
the blocking of sunlight to the moon that occurs when earth is directly between the sun and moon
objects that orbit the earth that are not man made the moon is an example
unmanned space craft that can collect data with scientific instruments and communicate with the earth
a telescope that uses a curved mirror to collect and focuses light
a telescope that uses convex lenses to gather and focus light
the movement of an object around another object
special engine that can work in the space and burns liquid or solid fuel
the spinning of earth on its axis
a division of the year that is characterized by recurring weather conditions and determined by both earths tilt relative to the sun and earths position in its orbit around the sun
occurs when the moon passes directly between the sun and earth and cast a shadow over part of the earth
the two days of the years on which the sun reaches its greatest distance north or south of the equator
reusable space craft that can carry cargo, astrunauts, and satellites to and from space
a device built to observe distant objects by making them appear closer
the regular rise and fall of the ocean's surface influenced vy the moons gravity pulling on the earth