The Moon and the crustal rocks of Earth are similar in density
Indicate whether the statement is true or false
TRUE
You might also like to view...
The focal lengths of the objective and the eyepiece of a microscope are 0.5 cm and 2.0 cm, respectively, and their separation adjusted for minimum eyestrain is 6.0 cm. The near-point distance of the person using the microscope is 25.0 cm
If the microscope is focused on a small object, what is its final magnification? A) -44 B) -66 C) -77 D) -88 E) -100
In the Doppler effect for electromagnetic waves, which of the following gives the greatest shift in frequency?
a. the source moving toward the non-moving observer at speed v b. the observer moving toward the non-moving source at speed v c. the source moving toward the approaching observer, both at speed v /2 d. All of the above give the same shift.
A 50-kg air conditioner is placed on top of a concrete pad that is 20 cm thick and has a cross-sectional area of 3.0 m2. What is the change in thickness of the pad caused by the air conditioner? Young's modulus for concrete is 2.3 × 1010 N/m2
A) 1.4 × 10-9 m B) 2.8 × 10-9 m C) 1.4 × 10-8 m D) 1.4 × 10-7 m E) 2.8 × 10-8 m
About 50 years after Uranus was discovered:
A) its rings were discovered. B) the retrograde motion of its orbit was observed. C) its orbit was too far off of its predicted path to be explained by observational errors. D) it was discovered that it had more natural satellites than any other planet. E) it was discovered that its atmosphere was featureless.