An Object Slides Without Friction Up an Incline and Gains $\circ$

question 36

Multiple Choice

An object slides without friction up an incline and gains a height h = 71.0 m.The incline makes an angle of 35.0 ^$\circ$ with respect to the horizontal.If the object's final speed was 45.0 m/s,what was its initial speed in m/s?

• A)56.3
• B)53.1
• C)45.0
• D)70.0
• E)58.5

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Definitions:

Mixed Method Approach

An approach in research that combines qualitative and quantitative methods to gain a comprehensive understanding of a research question.

Research Methods

Strategies used to collect data.

Participant Observation

A qualitative research method where the researcher immerses themselves in the community or situation they are studying to observe and participate in its activities.

Semi-Covert Research

Research conducted with some level of secrecy or without fully disclosing the study's purpose to participants, often to observe behaviors naturally.