
8th grade Science NC EOG Review

Flashcard
•
Chemistry, Biology, Other Sciences
•
KG - University
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a chemical reaction?
Back
A process where substances (reactants) change into different substances (products), often involving the formation of new materials.
2.
FLASHCARD QUESTION
Front
What is a precipitate?
Back
A solid that forms and settles out of a liquid mixture during a chemical reaction.
3.
FLASHCARD QUESTION
Front
Why is washing hands important when you have a cold?
Back
It helps prevent the spread of germs to other people.
4.
FLASHCARD QUESTION
Front
What are the three main shapes of bacteria?
Back
1. Rodlike (bacilli) 2. Spherical (cocci) 3. Spiral (spirilla)
5.
FLASHCARD QUESTION
Front
What does it mean if an object has a negative charge?
Back
It has more electrons than protons.
6.
FLASHCARD QUESTION
Front
What is the scientific method?
Back
A systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.
7.
FLASHCARD QUESTION
Front
What is erosion?
Back
The process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water.
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