View a FREE sample

This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 4, Microscopic Weirdness.

Multiple Choice Questions

1. According to Newton's law of gravity, the strength of the pull between two objects depends on what factors?
(a) The distance between them and their average atomic numbers.
(b) Their masses and the distance between them.
(c) Their densities and the strength of the gravitational field they occupy.
(d) Their masses and potential energies.

2. According to Einstein's theory of general relativity, if two objects have a gravitational pull on one another, and one changes its mass or distance from the other, how quickly does the effect of this change travel to the other object?
(a) Instantaneously.
(b) At exactly the speed of light.
(c) Near the speed of light, faster for lighter objects.
(d) Near the speed of light, faster for more massive objects.

3. What characteristic of the string determines the properties of the particle it represents?
(a) Its frequency of vibration.
(b) The number of other strings with which it is threaded.
(c) Its length.
(d) Its mass.

4. According to Newton's theory of gravity, if two objects have a gravitational pull on one another, and one changes its mass or distance from the other, how quickly does the effect of this change travel to the other object?
(a) Near the speed of light, faster for lighter objects.
(b) Instantaneously.
(c) At exactly the speed of light.
(d) Near the speed of light, faster for more massive objects.

5. According to special relativity, which of the following can move faster than light?
(a) Quantum data.
(b) Gravitational waves.
(c) Nothing can move faster than light.
(d) Neutrinos.

Short Answer Questions

1. In the 1800s, James Clerk Maxwell used a new mathematical framework to unite _____.

2. Which of the following is not true according to special relativity?

3. What characteristic did Werner Heisenberg discovered that some features of the universe at very small scales, and some properties of particle?

4. Which of the following did Einstein considered time?

5. What is the fundamental particle, the smallest possible bundle of energy, for the electromagnetic force?

(see the answer key)

This section contains 423 words (approx. 2 pages at 300 words per page) View a FREE sample