The four fundamental forces in nature are the __________, __________, __________, and __________

Fill in the blank(s) with correct word


strong interaction, weak interaction, electromagnetic interaction, gravitational interaction

Physics & Space Science

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A 200-g mass attached to the end of a spring causes it to stretch 5.0 cm. If another 200-g mass is added to the spring, the potential energy of the spring will be

A) twice as much. B) times as much. C) the same. D) 4 times as much. E) 3 times as much.

Physics & Space Science

You live at a latitude of 28° N. What is the angle between the northern horizon and the north celestial pole?

a. 62° b. 28° c. 40° d. 23.4° e. 5°

Physics & Space Science

Answer the following statement(s) true (T) or false (F)

1. The mass of the earth–moon system is somewhat less than the sum of the mass of the earth and the mass of the moon 2. If the activity of a radioactive sample has decreased by a factor of 4 in time T, then T = 2t1/2

Physics & Space Science

Describe our location in the Milky Way

What will be an ideal response?

Physics & Space Science