(Q).
Q: What are protons and neutrons that make up the nucleus of an atom called? Read this paragraph and choose the correct option from the provided answers: and Z, the atomic number, is the number of protons. The protons and neutrons that make up the nucleus of an atom are callednucleons, and an atom with a particular number of protons and neutrons is called anuclide. Nuclides with the same number of protons but different numbers of neutrons are called isotopes. Isotopes can also be represented by an alternative notation that uses the name of the element followed by the mass number, such as carbon-12. The stable isotopes of oxygen, for example, can be represented in any of the following ways:. Choices: - baryons - pions - electron shells - nucleons A:
(A).
nucleons

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Q: Fossil fuels are made out of what two objects? Read this paragraph and choose the correct option from the provided answers: Fossil fuels are made from plants and animals that lived hundreds of millions of years ago. The plants and animals died. Their remains settled onto the ground and at the bottom of the sea. Layer upon layer of organic material was laid down. Eventually, the layers were buried very deeply. They experienced intense heat and pressure. Over millions of years, the organic material turned into fossil fuels. Choices: - gases and animals - plants and water - soil and animals - plants and animals A:
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plants and animals

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Q: Frogs and toads have long back legs which are specialized for what action? Read this paragraph and choose the correct option from the provided answers: Frogs The frog order also includes toads. Unlike other amphibians, frogs and toads lack a tail by adulthood. Their back legs are also longer because they are specialized for jumping. Frogs can jump as far as 20 times their body length. That's like you jumping more than the length of a basketball court! red-eyed tree frog. Choices: - flying - swimming - sprinting - jumping A:
(A).
jumping