Polar bears give birth and hunt on sea ice. Animals from the Arctic need to have a frozen mass of ice so they can live and have a habitat.

Which of the following would help polar bears stay on solid "ground/ice" during the summers, when Arctic ice is melting more?

Group of answer choices

Growing another layer of fur during summer

Migrate inland to search for different food sources

Sticking to the usual diet of seals

Staying put until the ice refreezes

Answer:

growing another layer of fur

Explanation:

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Schools should change what they serve for lunch." Is this a fact or opinion? Explain. ​

What does the chemical formula CaCl2 show about the compound it represents?

O It is made up of one element.
O It is made up of two.
O It is made up of three elements.
O It is made up of four elements.

In science, a theory is a well-tested set of ideas that explains a wide range of observations. Using this definition, explain why Darwin's theory of evolution is more than a guess.

approximately how many pandas lived in captivity between 1999 and 2003? *

1,600

1,100

400

100
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Answer the question in the picture please

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Based on this image, what is responsible for the pattern of ocean currents?


differences in water density


Earth's rotation


differences in water temperature


differences in water salinity

Which sentence best explains how a unicellular organism gets nutrients? Explain why.

A. It has a digestive system that takes in nutrients

B. It takes in all its nutrients through the cell membrane

C. It combines specialized cells into tissues that take in nutrients

D. It relies on individual specialized cells to take in nutrients

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In 1995, the Hubble space telescope photographed a tiny spot in the sky for a period of 10 days, 342 exposures or place together to create an image known as the Hubble deep field. The image to the right shows a collection of billions of stars. The Hubble deep field shows at least 3000 groups of these stars. Which term describes this group of stars?

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