How long does it take sunlight to travel to the Earth?
Sunlight travels 93 million miles from the sun to the earth in about 8 minutes.
What are Stars made of?
Stars are gigantic balls of exploding gas held together by gravity.
Why did Zoe's candle appear brighter than Izzy's, even though both were of the same size?
Zoe and Izzy’s candles are the same size, but Zoe’s candle is much closer to the camera than Izzy’s so it appears larger and brighter.
Why does Dr Jeff's large flame appear to be the same size as Izzy's ,even though it was larger?
Because he moved further away
If 2 stars are exactly the same size, but one was much further from the Earth. How would that star appear?
The star further from Earth would appear smaller and less bright.
Which is a hotter star? A Red color star, or blue color star? And what are yellow color stars
Red stars are cooler in temperature, blue stars
are hottest, and other stars like ours (which is yellow) are an in-between temperature.
What is light year, and what is it used to measure?
Light year is the distance that light travels in one year. Used to measure how far a star is.
What do you think would happen to Earth's water if earth moved closer to the sun? and further away?
Closer- will dry up, Further - Will freeze into ice
Is our sun the biggest and brightest in the Universe?
Our sun is a medium star of average size and brightness.
What do stars produce?
Light and Heat Energy
Why do some stars looks brighter than the others?
most commonly their size and their distance from the earth.
Which is the closest star to the Earth?
The Sun
How many stars are there in our Solar System?
One. The sun is the only star in our solar system