Which of the Features Is Seen on the Surface of Europa

question 21

Multiple Choice

Which of the features is seen on the surface of Europa?

• A) impact craters
• B) giant cracks
• C) water ice
• D) all of these are seen

---

Definitions:

Interaction

Interaction refers to the reciprocal action or influence between two or more entities, objects, or individuals.

Independent Variable

The variable in an experiment that is manipulated to observe its effect on the dependent variable.

Dependent Variable

The variable in experimental research that is measured to assess any changes in response to the manipulation of the independent variable.

Random Assignment

A method used in experiments where participants are allocated to various groups in a way that ensures each has an equal chance of being chosen, to ensure fairness and objectivity in the results.