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Biblioteka

IM: 7.5.1: Interpreting Negative Numbers (Lesson)

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Posljednje ažuriranje over 1 year ago
12
1.1: Using the Thermometer

Here is a weather thermometer. Three of the numbers have been left off.

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Pitanje 1
1.

What numbers go in the boxes?

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1.2: Fractions of a Degree
1.3: Seagulls Soar, Sharks Swim

Are you ready for more?

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1.4: Card Sort: Rational Numbers
Pitanje 2
2.

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Pitanje 3
3.
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Pitanje 4
4.

Which thermometer shows the highest temperature?

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Pitanje 5
5.

Which thermometer shows the lowest temperature?

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Pitanje 6
6.

Suppose the temperature outside is -4°C. Is that colder or warmer than the coldest temperature shown? How do you know?

Here is a picture of some sea animals. The number line on the left shows the vertical position of each animal above or below sea level, in meters.

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Pitanje 7
7.

How far above or below sea level is each animal? Measure to their eye level.

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Pitanje 8
8.

A mobula ray is 3 meters above the surface of the ocean. How does its vertical position compare to the height or depth of:

  • The jumping dolphin?

  • The flying seagull?

  • The octopus?

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Pitanje 9
9.

An albatross is 5 meters above the surface of the ocean. How does its vertical position compare to the height or depth of:

  • The jumping dolphin?

  • The flying seagull?

  • The octopus?

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Pitanje 10
10.

A clownfish is 2 meters below the surface of the ocean. How does its vertical position compare to the height or depth of:

  • The jumping dolphin?

  • The flying seagull?

  • The octopus?

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Pitanje 12
12.

The north pole is in the middle of the ocean. A person at sea level at the north pole would be 3,949 miles from the center of Earth. The sea floor below the north pole is at an elevation of approximately -2.7 miles. The elevation of the south pole is about 1.7 miles. How far is a person standing on the south pole from a submarine at the sea floor below the north pole?

Pitanje 11
11.

The vertical distance of a new dolphin from the dolphin in the picture is 3 meters. What is its distance from the surface of the ocean?