A Frictionless Pendulum Clock on the Surface of the Earth

question 47

Multiple Choice

A frictionless pendulum clock on the surface of the earth has a period of 1.00 s.On a distant planet,the length of the pendulum must be shortened slightly to have a period of 1.00 s.What is true about the acceleration due to gravity on the distant planet?

• A) The gravitational acceleration on the planet is slightly greater than g.
• B) The gravitational acceleration on the planet is slightly less than g.
• C) The gravitational acceleration on the planet is equal to g.
• D) We cannot tell because we do not know the mass of the pendulum.

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Definitions:

Stereotype Threat

The experience of anxiety or concern in a situation where a person has the potential to confirm a negative stereotype about their social group.

Cognitive Resources

Mental processes and capabilities that are available and can be utilized for tasks such as problem-solving, learning, and decision making.

Stereotype Threat

The anxiety or concern experienced by individuals when they fear that their actions might confirm a negative stereotype about their group.

Stereotype Lift

The phenomenon where individuals perform better than otherwise because they are aware of a positive stereotype about their group.