How long ago did our solar system form?
4.6 billion years ago.
These two things had to happen before life could form on Earth.
What is the formation of an atmosphere an liquid water?
2.41 x 1030 Mega Electron volts of energy are produced every second through this type of energy production on the sun.
What is nuclear fusion
This is used by scientists to determine the temperature of a star.
What is the color?
Which planet is closer to its star:
Planet A, orbital period 4 days.
Planet B, orbital period 8 days.
What is Planet A?
This force is what holds our solar system together.
What is gravity?
Three things we know about light.
The speed of light is the fastest thing in existence.
Light travels at 186,000 miles per second (300,000 kilometers per second)
Light gives off heat
Light is a beam of energy that travels in waves
Waves are measured in wavelengths of the electromagnetic spectrum
Light is made of all the colors together
The color of something is actually the color it reflects. Every other color is absorbed.
Our sun is one of these.
What is a star?
What is Mercury, Venus, Earth, Mars
Which color of light has the shortest wavelength?
What is blue?
What is a hydrogen?
These are the four outer planets.
What are Jupiter, Saturn, Uranus, Neptune?
A group of stars, planets, gases, and dust. Elliptical, spiral and irregular are examples.
What is a galaxy?
The name of the varying lengths and intensities of all the types of wave-causing energy we detect. Hint: spectrum is in the answer.
What is the Electromagnetic Radiation Spectrum?
I found a star that is 11x the size of our sun. What will be the main stages of its life cycle?
Main Sequence, Red Giant, Neutron Star.