The Nebular Theory
The generally accepted explanation for the formation of the solar system is called?
nebular theory
At___pressures, such as those found in space,cooling materials can change from a gas directly into a solid. finish the blank
Low
This property of matter is known as
inertia
Did you hear oxygen and magnesium got together??
A large, spherical cloud of dust and gas in space is called a?
solar nebula.
Is the following sentence true or false? Scientists have found planets in orbit around distant stars that provide support for the nebular theory.
Johannes Kepler discovered that
the orbit of a planet around the sun is not a circle, but an ellipse
How many biologists does it take to change a light bulb?
Four. One to change it and three to write the environmental-impact statement.
Is the following sentence true or false? Most planets and moons are revolving now in the direction that the protoplanetary disk was Spinning?
True
Why are the terrestrial planets relatively small and rocky?
The terrestrial planets are relatively small and rocky. In part, because the inner solar system was too hot during their formation for ice-forming compounds to condense.
Newton’s___law of motion states that an object in motion continues to move in a straight line at a constant speed unless acted upon by a force. finish the blank
Why can you never trust atoms?
Asteroid-like bodies that combined to form planets were called?
planetesimals
Ice-forming materials__________________at temperatures between 500K and 1200K. finish the blank
such as water, ammonia, methane and condense
What keeps the planets in orbit around the sun?
Gravity and inertia combine to keep the planets in orbit around the sun.
What was the name of the first Electricity Detective?
Sherlock Ohms.
Describe a solar nebula
The solar nebula formed from the material expelled by previous stars
What bodies make up the solar system?
Our solar system consists of the sun, the planets, their moons, and a variety of smaller objects that mostly revolve in the same plane around the sun.
Newton realized that the sun must be exerting a?
gravitational force on the planets that keeps them in orbit.