General knowledge

General knowledge

Assessment

Flashcard

Physics

4th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the molecular structure of table salt?

Back

NaCl

2.

FLASHCARD QUESTION

Front

What is the atomic number of oxygen?

Back

8

3.

FLASHCARD QUESTION

Front

What is Newton's first law of motion?

Back

An object in motion stays in motion unless acted upon by an unbalanced force.

4.

FLASHCARD QUESTION

Front

What is the speed range of a cheetah?

Back

80-130 km/h

5.

FLASHCARD QUESTION

Front

Energy = ____ to the speed of light squared.

Back

Mass

6.

FLASHCARD QUESTION

Front

What is the chemical formula for water?

Back

H2O

7.

FLASHCARD QUESTION

Front

What is the process by which plants make their food?

Back

Photosynthesis

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