What does helio mean?

What does geo mean?

What scientist discovered the Geocentric Model?

What scientist discovered the Heliocentric Model?

Which model states that earth is positioned at the center of the universe?

Which model states that the Sun is positioned at the center of the universe?

Who supported Copernicus's Heliocentric Model

Edwin Hubble discovered that the universe was still expanding by using what technological tool?

How old is the universe?

Olivia, Abigail, and Nora are on a space adventure! They're trying to map out the solar system. Can you help them figure out the correct order of the planets furthest from the sun?

Hey Zoe, Oliver and Abigail! Let's take a trip to outer space. Can you tell me which planet, being the fifth one from the sun, is also the largest in our solar system?

James, Abigail, and Luna are on a space adventure! They come across a planet and Luna thinks it's a gas giant. Can you guess which planet they are looking at?

Ethan, Charlotte, and Sophia are on a space adventure! They come across the asteroid belt. Can you help them figure out where it is located?

Imagine you are on a space adventure with Abigail and Ethan. You come across a planet that supports life, is composed of rock, and is the 3rd planet from the sun. Can you guess which planet it is?

Abigail, Avery, and Ethan are on a space adventure! They've reached the 8^th planet from the Sun, an outer planet. Can you guess which planet they've landed on?

Anika, Grace, and Henry are on a space adventure! They are exploring the inner planets. What common characteristic would they find in these planets?

Hey Benjamin, Hannah, and Luna! Can you guess which planet is the only one to do a funky dance and spin on its side? Also, it's the seventh one in line from the sun!

Imagine Harper, Noah, and Abigail are on a space adventure! They come across Uranus, Saturn, Jupiter, and Neptune. Which planet do you think they would find has the coldest surface temperature?

Noah, Michael, and Aria are on a space adventure! They've just passed the first planet from the sun and are now approaching the second one. This planet is a dry, rocky world shrouded in toxic clouds. Can you guess which planet they're visiting?

Daniel, Emma, and Sophia are on a space adventure! They come across a planet known as the "red planet". Can you help them identify which planet it is?

Imagine this, Olivia, James, and Jackson! You're on a spaceship, zooming through the solar system. You come across the sixth planet from the sun. It's so light, it could float in water! Can you guess which planet it is?

Ethan, Noah, and Arjun are on a space adventure! Can you help them remember the correct order of the planets starting from the sun?

Imagine Charlotte, William, and Benjamin are astronauts exploring the universe. They come across a planet that is most similar to earth and is often referred to as her "sister" planet. Can you guess which planet they discovered?

Imagine Benjamin, Harper, and Mia are astronauts exploring the universe. They come across the inner planets and notice some characteristics. Can you help them identify 3 common traits of these inner planets?

Imagine Scarlett, Mia, and Aria are astronauts exploring the universe. They come across Venus, often called Earth's twin. But there's a major reason why they can't set up a picnic there. Can you guess why?

Arjun, Ethan, and Aiden are on a space adventure and they come across a bar graph that compares the orbital speeds of the planets. They are trying to draw conclusions from the graph. Can you help them figure out which of these conclusions can definitely be drawn from the graph?

Imagine Mia, Grace, and Lily are astronauts exploring the vast universe. They come across two sets of planets. One set is closer together, while the other is more spread out. Which set of planets are they likely to find closer together?

Imagine Aria, Henry, and Olivia are on a spaceship exploring the solar system. They start wondering, why do planets like Earth orbit the sun and not the other way around? What could be the reason?

Elijah, Lily, and Ava are on a virtual space mission to Saturn! They have some data about the planet. Which piece of information will help them figure out how long a year lasts on Saturn?

Emma, Liam, and Arjun are on a space adventure! They are trying to figure out which is the 4th planet from the Sun. Can you help them?

Priya, Charlotte, and James are having a debate. They are trying to remember which planet has just 1 moon. Can you help them out?

Isla, Oliver, and Avery are on a space adventure! They're curious and start wondering, what would happen if they could magically double the distance of a planet from the Sun? Can you help them figure it out?

Where is the Asteroid Belt located?

Which of the following best describes a comet?

Which of the following is FALSE about meteoroids, meteors, and meteorites?

What keeps the planets in orbit around the sun?

A brick and a pencil are dropped at the same time from the same height. Which one would hit the ground first?

Which statement about gravity is true?

Which model has greater gravitational attraction.

What phase of the moon is this?

What makes it possible for you to see the surface of the moon from Earth?

Name the phase

Name this phase

Name the phase

How many miles is the moon from Earth?

Why does the moon not support life?

When the moon waxes it goes from ___________.

Which contains the greatest amount of Earth's freshwater?

Water on Earth is found naturally as a solid, a liquid, and a gas. Where is MOST of the solid water on Earth?

Only 3% of the water on Earth is freshwater. About 60% of that water is not available for man's use. Why is this?

Approximately 99.7% of all water on Earth is found in oceans, seas, ice, and in the atmosphere.  Based on this information, which statement is most accurate?

Place the following in order from largest amount of water found on Earth to the smallest: glaciers and ice caps, groundwater, saltwater.

What is the greatest harm to freshwater?

How are features found on land similar to features found on the ocean floor?

The Mariana Trench is widely studied to -----

What would be the best title for the graph based on the data shown?

What factor is most helpful in telling the difference between ocean water and freshwater?

Humans can only consume (drink)

Saltwater makes up how much of the Earth's water supply?

Freshwater makes up how much of the Earth's water supply?

Which option helps us conserve (save) water?

At which location in the ocean would you find the most dense water?

Which type of currents are found in high-density water?

The curving of surface winds due to Earth's rotation, powered by winds.....

Which factor does NOT influence wave height?

Density currents circulate ocean water __________.

Movement of energy through a body of water is a

Energy power source for starting the continuous process of the water cycle. Without this, there would be NO water cycle.

How does the sun's energy contribute to the water cycle process?

When water is heated by the sun, the atmospheric conditions change the state of water from a liquid to a gas. Which step is this in the water cycle?

Identify the step in which water returns to Earth's surface from the atmosphere in the form of rain, sleet, hail, or snow.

When water cools and condenses, clouds form as water droplets clump around tiny dust particles. What step is this in the water cycle?

The precipitation that runs off the land and eventually flows into oceans, rivers, or lakes is called ______.

When it rains, some water runs across Earth's surface, flows down rivers, and empties into oceans. The Atlantic Ocean is an example of an area of __________.

This is a type of evaporation where plants release water vapor into the air, almost like they are "sweating". This is called __________.

When precipitation falls to the ground and soaks into the soil through spaces and cracks in the rocks, this process is called ___________.

Where on Earth's surface does the most evaporation occur and the most precipitation fall?

The rise and fall of Earth's waters on its coastlines are called

A large stream of water that moves through the ocean is called a

Which best describes the Gulf Stream?

How do deep ocean currents form?

Which two features together control the density of seawater?

As ocean water flows, the ___ stored in the ocean from the sun is distributed around Earth.

Which of the following types of water would SINK the fastest?

What causes surface currents and winds to follow a curved path?

What is the main cause of the Coriolis Effect?

Surface currents tend to carry water that is _______________________

What happens to the ocean as depth increases?

The height of a wave is MOST affected by the

A stream of ocean water moving in a continuous flow is known as ______.

Surface currents are mainly formed by and driven by ______.

The gravitational pull that the moon has on Earth is _____.