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Question Set 1  Decision Trees

The acceleration due to gravity on Planet A is one-sixth that on Planet B, and the radius of the Planet A is one-fourth that of Planet B. What is the mass of Planet A compared to Planet B?

A stone is held at a height h. A second stone with four times the mass is held at the same height. Compare potential energies.

What is the gravitational force acting on a 59-kg person due to another 59-kg person standing 2.0 m away?

You throw a baseball straight up. Compare the sign of the work done by gravity while going up vs down.

Why does the maximum safe speed on a flat curve not depend on the car’s mass

A 600-kg car goes around a banked curve with a radius of 110 m at a steady speed of 24.5 m/s. What is the appropriate banking angle so the car stays on its path without friction?

What are the three types of cosmetics used for external coloration?

Which pigment determines the level of brown tones in the color of the epidermis?