Temperature's Impact on Alka-Seltzer Reaction Time

Temperature's Impact on Alka-Seltzer Reaction Time

Assessment

Interactive Video

Physics, Chemistry, Science

6th - 8th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explains an experiment involving Alka-Seltzer tablets in water at varying temperatures. The graph shows that as temperature increases, the reaction time decreases, indicating a relationship between temperature and reaction time. An alternative scenario is discussed where data shows no clear relationship, highlighting the importance of consistent patterns in data analysis.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the independent variable in the Alka-Seltzer experiment?

Size of Alka-Seltzer tablet

Temperature of water

Amount of water

Type of glass used

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main goal of the experiment with Alka-Seltzer and water?

To determine the effect of temperature on reaction time

To see how different water types affect the reaction

To measure the amount of bubbles produced

To find the best type of glass for the reaction

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What trend is observed in the graph as temperature increases?

Reaction time fluctuates randomly

Reaction time remains constant

Reaction time decreases

Reaction time increases

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a curved line on the graph indicate about the relationship between temperature and reaction time?

A random relationship

An inverse relationship

No relationship

A direct relationship

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the hypothetical scenario, what does a fluctuating pattern in data points suggest?

A strong correlation

No relationship between variables

A direct relationship

An inverse relationship

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the reaction time at 10 degrees is 24 seconds and at 20 degrees is 7 seconds, what does this suggest?

Data is inconsistent

Temperature increases reaction time

Temperature decreases reaction time

Temperature has no effect

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What conclusion can be drawn if temperature does not affect reaction time?

The experiment is flawed

Other factors might be influencing the reaction

Temperature is the main factor

Temperature is the only factor