Lava Lamp Experiment

Lava Lamp Experiment

Assessment

Flashcard

English

6th 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 is a lava lamp?

Back

A lava lamp is a decorative lamp that contains a colored wax-like substance that moves in a liquid, creating a flowing, lava-like effect when heated.

2.

FLASHCARD QUESTION

Front

What materials are needed for a lava lamp experiment?

Back

Water Bottle, Oil, Food Coloring, and Alka-Seltzer.

3.

FLASHCARD QUESTION

Front

Why is vegetable oil used in a lava lamp experiment?

Back

Vegetable oil is used because it is less dense than water, allowing for a clear separation between the oil and water layers.

4.

FLASHCARD QUESTION

Front

What happens when Alka-Seltzer is added to the water in the lava lamp experiment?

Back

Alka-Seltzer reacts with water to produce carbon dioxide gas, creating bubbles that rise through the oil.

5.

FLASHCARD QUESTION

Front

What is the purpose of adding food coloring to the water?

Back

Food coloring is added to make the water visible and distinguishable from the oil.

6.

FLASHCARD QUESTION

Front

Why should the jar be filled at least three-quarters full with vegetable oil?

Back

Filling the jar at least three-quarters full with vegetable oil ensures a clear separation between the oil and water layers.

7.

FLASHCARD QUESTION

Front

What is the role of the Alka-Seltzer tablet in the lava lamp experiment?

Back

The Alka-Seltzer tablet creates bubbles and simulates a lava lamp effect.

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