Lesson 3
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Last updated over 5 years ago
11 questions
3
3
2
What is the final elevation if a bird starts at 20 m and changes 16 m?
What is the final elevation if a bird starts at 20 m and changes 16 m?
2
A butterfly starts at 20 m and changes -16 m?
A butterfly starts at 20 m and changes -16 m?
2
A diver starts at 5 m and changes -16 m?
A diver starts at 5 m and changes -16 m?
2
A whale starts at -9 m and changes 11 m?
A whale starts at -9 m and changes 11 m?
2
A fish starts at -9 meters and changes -11 meters?
A fish starts at -9 meters and changes -11 meters?
4
One of the particles in an atom is called an electron. It has a charge of -1. Another particle in an atom is a proton. It has charge of +1. The charge of an atom is the sum of the charges of the electrons and the protons. A carbon atom has an overall charge of 0, because it has 6 electrons and 6 protons and . Find the overall charge for the rest of the elements on the list.
One of the particles in an atom is called an electron. It has a charge of -1. Another particle in an atom is a proton. It has charge of +1. The charge of an atom is the sum of the charges of the electrons and the protons. A carbon atom has an overall charge of 0, because it has 6 electrons and 6 protons and . Find the overall charge for the rest of the elements on the list.
1
51.8 + -0.8
51.8 + -0.8
1
-9.2 + 4.4
-9.2 + 4.4
1
-81.4 + (-12)
-81.4 + (-12)