A galaxy is a large collection of stars, gas, and dust. What is responsible for holding the stars, gas, and dust together in a galaxy?
What is gravity?
100
On page 236 of your textbook is a tide chart from a location in Canada. What was the tidal range on June 7?
What is 4.04m?
100
People sometimes talk about seeing shooting stars. They are actually seeing a _____________ that burns up in the atmosphere close enough to be seen.
What is a meteroid?
100
The Hubble Space Telescope is a telescope that orbits Earth and collects data and images from distant parts of the universe. What type of spacecraft is the Hubble Space Telescope?
What is artificial satellite?
100
This is the distance that light travels through space in one year.
What is light year?
200
Planets can be classified based on their physical composition. Some planets are small and dense, others are large and less dense. What word describes the physical composition of a terrestrial planet?
What is rocky?
200
Sara is recording water levels in the ocean near her home once an hour for one day. She observes the water level slowly rising and falling twice that day. Sara is observing ______________.
What are tides?
200
All bodies in the solar system orbit the sun. Of the different bodies that orbit the sun, the body that has the fastest orbital speed is _________.
What is a comet?
200
Images of Earth provide information about weather, temperature, land use, and changes over time. What information does the figure on page 263 of your textbook provide?
What is weather?
200
The average distance between the Sun and the Earth, which is 150,000,000km.
What is an astronomical unit?
300
The sun is much larger than the moon. However, as viewed from Earth, the sun and moon appear to be the same size. What is the main factor that explains this?
What is distance?
300
On page 235 of your textbook you will find a tide table. Zach wants to know what is the best time to collect sea shells in Hilo, Hawaii. According to the table, what is the best time for Zach to collect sea shells?
What is 7:00 p.m.?
300
Cameron is making a model of the solar system. He is labeling the planets as terrestrial and gas giants. What planets should he label as gas giants?
What are uranus, saturn, neptune, and jupiter?
300
Some places in the universe are too distant for humans to observe directly. What technology is used to observe distant places (other than a telescope)?
What is a space probe?
300
This is a large spherical body that orbits a star
What is a planet?
400
In 1995, the Hubble Space Telescope photographed a tiny point in the sky for a period of 10 days. 342 exposures were placed together to create an image known as the Hubble Deep Field. It shows at least 3,000 groups of billions of stars. What term is used to describe this group of stars?
What is a galaxy?
400
A region on Earth's surface always has the highest temperatures in June and the lowest temperatures in December. The region is tilted _____________ the sun in June.
What is toward?
400
The sun does not rotate in the same way the Earth does. The sun has different periods of rotation at different latitudes. The sun's speed of rotation is fastest here.
What is equator?
400
Refracting telescopes use lenses. Reflecting telescopes use mirrors. However, both types have something in common. Both types of telescopes utilize _______________ __________________.
What is electromagnetic radiation?
400
This is a measure of a star's brightness as seen from the Earth.
What is apparent magnitude?
500
An astronomer uses a telescope to observe a star. What characteristics can be used to compare stars?
What is color and temperature?
500
On page 226 of your textbook is a Tide Data for Clearwater, Florida. Predict the high and low tides for August 21st.
What is 1:56 a.m., 8:09 a.m., 2:22 p.m., and 8:35 p.m.?
500
Weight depends on the force of gravity. The greater the gravitational attraction of a planet, the more an object weighs on that planet. On which planet: jupiter, neptune, saturn, uranus would you weigh less than you would weigh on Earth? Hint: use your planet chart to help you.
What is Uranus?
500
Florida's nickname is "The Sunshine State" Which type of electromagnetic waves can be harmful to Floridians who spend time outside in the sunshine?