The Graph Shows How the Position of a Particle Depends

question 21

Multiple Choice

The graph shows how the position of a particle depends on time. Which choice is closest to the average speed of the particle in the time interval between 0 and 6 s?

• A) 0.40 m/s
• B) 0.67 m/s
• C) 0.75 m/s
• D) 1.50 m/s
• E) 2.22 m/s

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Definitions:

Epigenetics

The study of changes in organisms caused by modification of gene expression rather than alteration of the genetic code itself.

Gene Expression

The process by which the instructions in our DNA are converted into a functional product, such as a protein.

Genetics

The branch of biology concerned with the study of genes, genetic variation, and heredity in organisms.

Lemon Juice Test

A psychological test used to measure introversion and extroversion based on the saliva production in response to tasting lemon juice.