What is a cold front?
Back From Break Brain Warm Up

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Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A cold front is a boundary where a rapidly moving cold air mass runs into a warm air mass, causing the cold air to slide under the warm air.
2.
FLASHCARD QUESTION
Front
What is the atomic number of an element with 7 protons?
Back
The atomic number is 7, which corresponds to the element nitrogen.
3.
FLASHCARD QUESTION
Front
Which rock layer contains the newest fossils?
Back
The newest fossils are found in the topmost rock layer, labeled F.
4.
FLASHCARD QUESTION
Front
What is a conductor?
Back
A conductor is a material that allows electrons to flow easily, such as metals like copper.
5.
FLASHCARD QUESTION
Front
What is a compound?
Back
A compound is a substance formed when two or more elements are chemically bonded together, such as H2O (water).
6.
FLASHCARD QUESTION
Front
What happens at a warm front?
Back
At a warm front, a warm air mass moves over a cold air mass, leading to gradual temperature increases and often resulting in precipitation.
7.
FLASHCARD QUESTION
Front
What is the difference between a conductor and an insulator?
Back
A conductor allows electricity to flow easily, while an insulator resists the flow of electricity.
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