A coin of mass m rests on a turntable a distance r from the axis of rotation. The turntable rotates with a frequency of f. What is the minimum coefficient of static friction between the turntable and the coin if the coin is not to slip?

Two horizontal forces act on a 10.0-kg mass. One force has a magnitude of 8.0 N and is directed due north. The second force toward the east has a magnitude of 6.0 N. What is the acceleration of the mass?

A researcher wants to know if the number of practice quizzes that a student completes has any impact on their exam grade, and sets up an experiment to learn more. Write a null hypothesis for the researcher.

Write the number 0.00056 in power of ten notation.

How far does this object travel? Screenshot 2025-01-24 at 3.25.06 PM.png

What is the percent uncertainty in the measurement 2.58 ± 0.15 cm?

To determine the height of a bridge above the water, a person drops a stone and measures the time it takes for it to hit the water. If the height of the bridge is m, how long will it take for the stone to hit the water? Neglect air resistance.

On the eve of World War I, the liberal view of international relations__________.

Constructivist thinker Alexander Wendt points out other distinct traits that impact state behavior and conceptions of self and interests. What are these other traits?

Why do liberals believe that international institutions can help reinforce the idea, in some countries, that their national interests involve trade and good relations with other democratic countries?