Test 2 Fall 2024

Front

What is the unit of mass commonly used in scientific measurements?

Back

The unit of mass commonly used in scientific measurements is grams (g).

Front

How does age affect walking speed in individuals?

Back

The older a person is, the slower they tend to walk.

Front

What does 'no correlation' mean in the context of scatter plots?

Back

'No correlation' means that there is no discernible relationship between the two variables being plotted.

Front

If Kelsey recorded her weight as 542.4g with her shoes on, and her shoes weigh 20g, what is her true weight?

Back

Kelsey's true weight is 522.4g.

Front

What is the purpose of establishing a baseline in an experiment?

Back

The purpose of establishing a baseline is to provide a point of comparison for measuring changes or effects.

Front

What is the relationship between exercise and breathing rate?

Back

Generally, as exercise intensity increases, breathing rate also increases.

Front

What is a scatter plot used for in data analysis?

Back

A scatter plot is used to visually represent the relationship between two quantitative variables.

Front

What is the significance of measuring mass accurately in scientific experiments?

Back

Accurate mass measurements are crucial for ensuring the reliability and validity of experimental results.

Front

How can one determine if a scatter plot shows a positive correlation?

Back

A scatter plot shows a positive correlation if, as one variable increases, the other variable also tends to increase.

Front

What factors can influence a person's walking speed?

Back

Factors that can influence walking speed include age, fitness level, health conditions, and environmental factors.