The Big Bang theory is supported by two major lines of evidence that alternative models have not successfully explained. What are they?
A) (1 ) The theory correctly predicts that the universe should be expanding; (2 ) the theory predicts the existence of and the specific characteristics of the observed cosmic microwave background.
B) (1 ) The theory predicts the episode of inflation that we think occurred in the early universe; (2 ) the theory predicts the existence of large quantities of dark matter.
C) (1 ) The theory correctly predicts that the universe should be expanding; (2 ) the theory correctly predicts the observed ratio of spiral to elliptical galaxies in the universe.
D) (1 ) The theory predicts the existence of and the specific characteristics of the observed cosmic microwave background; (2 ) the theory correctly predicts the observed overall chemical composition of the universe.
D
You might also like to view...
Through the year, the Sun moves eastward among the stars following a line called the _____, the apparent path of the Sun among the stars
A) zenith B) nadir C) ecliptic D) zodiac
Two capacitors with capacitances of 1.5 mF and 0.25 mF, respectively, are connected in parallel. The system is connected to a 100-V battery. What electrical potential energy is stored in the 1.5-mF capacitor?
a. 1.2 × 10^-3 J c. 0.50 × 10^-3 J b. 1.9 × 10^-3 J d. 7.5 × 10^-3 J
The process of injecting a thermoset polymer into a hot die is called ___________ molding.
Fill in the blank(s) with the appropriate word(s).
The top quark
a. is the only quark not yet detected experimentally b. has been shown not to exist c. was discovered at Fermilab d. none of the above