If the moon grew to twice its size but stayed in the same place, the gravity between Earth and the moon would increase. This means that the pull the moon has on Earth would be stronger, which could affect things like ocean tides and how the moon looks in the sky.
A model shows that the moon has grown to twice its size, yet it has remained in the same place. In one to two sentences, explain how this would impact the gravity between Earth and the moon.(2 points) explain in 6th grade words please
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Scientists have discovered a new planet. The planet is in a solar system whose star is similar in size to the sun and is about as far from the star as Venus is from the sun. The planet is similar in size to Earth, and its atmosphere is similar in thickness to Earth’s atmosphere. The atmosphere is composed almost entirely of carbon dioxide and methane.
In three to five sentences, make a hypothesis about the temperature on the planet’s surface. Explain your answer using information about the planet’s location and atmosphere. also in 6th grade words
I think the temperature on the planet's surface would be very hot. Since it is located close to a star like our sun, it would get a lot of heat and light. Also, with an atmosphere made mostly of carbon dioxide and methane, these gases can trap heat, making the planet even warmer. This is similar to what happens with Earth’s atmosphere, but with more carbon dioxide, it could lead to a "greenhouse effect," causing higher temperatures.
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Choose a scale: Decide on a size for your model, like making the sun a big ball and the planets smaller balls, while keeping in mind how far apart they should be from each other.
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Gather materials: Find different sizes of balls or objects to represent the planets and use a big ball for the sun. You can also use string or a measuring tape to show the distances.
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Plan the layout: Make a plan on how you will place the planets at their correct distances from the sun. Remember that the outer planets will need to be much farther away than the inner ones!
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Label everything: Once you have everything in place, label the sun and each planet so people can see which one is which. You can also add fun facts about each planet if you like!
Scientists believe that water on Earth might have come from comets because many comets are made mostly of ice and dust. When comets travel close to the Earth, they can break apart and release a lot of water. Some studies found that the water in comets has a similar chemical fingerprint to the water on Earth. This suggests that when comets hit Earth in the past, they may have added a lot of water to our planet. So, comets could have helped fill our oceans!
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