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Inv. 4 and 5 Fast and Curious

Inv. 4 and 5 Fast and Curious

Assessment

Flashcard

Science

10th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What causes the colors in fireworks according to the quantum mechanical model?

Back

Excited electron transitions from higher energy levels to lower energy levels.

2.

FLASHCARD QUESTION

Front

If an atom GAINS electrons, it would be _______.

Back

Larger.

3.

FLASHCARD QUESTION

Front

Which subatomic particles account for most of an atom's mass and volume?

Back

Protons and neutrons.

4.

FLASHCARD QUESTION

Front

Cations have a ______ charge because they have _____ electrons.

Back

Positive, lost.

5.

FLASHCARD QUESTION

Front

Most of the elements on the periodic table are classified as _____

Back

Metals.

6.

FLASHCARD QUESTION

Front

What is the charge of an electron?

Back

Negative.

7.

FLASHCARD QUESTION

Front

What is the charge of a proton?

Back

Positive.

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