A Heavy Dart and a Light Dart Are Launched Vertically

question 37

Multiple Choice

A heavy dart and a light dart are launched vertically by identical ideal springs.Both springs were initially compressed by the same amount.There is no significant air resistance.Which of the following statements about these darts are correct? (There could be more than one correct choice. )

• A)The heavy dart goes higher than the light dart.
• B)The light dart goes higher than the heavy dart.
• C)Both darts reach the same maximum height.
• D)At the maximum height,both darts have the same gravitational potential energy.
• E)Both darts began moving upward with the same initial speed.

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Definitions:

Generalizability

The extent to which findings from a study can be applied or extended to broader populations, settings, or times.

Independent Variable

In research, a variable that is manipulated or changed to observe its effects on a dependent variable.

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The classification of educational attainment as determined by the amount and type of schooling a person has completed, ranging from primary to tertiary education.

Better-Paid Work

Better-paid work refers to employment that offers higher wages or salary, typically in comparison to other jobs requiring similar skill levels or education.