List and explain the four fundamental forces in nature
What will be an ideal response?
(1) Gravity: The attractive force between masses.
(2) Electromagnetic force (Coulomb force): The force between charged objects, can be either attractive or repulsive.
(3) Weak force: Involved in the radioactive decay of certain kinds of nuclear particles.
(4) Strong force: Binds together atomic nuclei.
The strong force and the weak force are short-range forces that are effective only within the nuclei of atoms.
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What do the structures of Stonehenge, the Templo Mayor, and the Sun Dagger all have in common?
A) They were all places used for religious sacrifice. B) They were all built on the orders of ancient Mediterranean kings. C) They all can be used as lunar calendars. D) They were all used by ancient peoples for astronomical observations. E) all of the above
State the condition for an object to be in translational equilibrium
What will be an ideal response?
The person who first explained the discrete hydrogen atom spectrum was __________
Fill in the blank(s) with correct word
The Cascade Mountains in the northwestern United States are examples of ______________ mountains
Fill in the blank(s) with correct word