Exhibit 16-1
A graph of position versus time for an object oscillating at the free end of a horizontal spring is shown below.
?
?
Use this exhibit to answer the following question(s).
Refer to . The point at which the object has zero velocity and positive acceleration is
a.
A
b.
B
c.
C
d.
D
e.
E
d
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_____ is a constant in Einstein's equations of space and time that represents a force of repulsion
A) Planck's constant B) Cosmological constant C) Archimedes' constant D) Hubble's constant
One light-minute is the distance light travels in one minute. The speed of light is about 300,000 km/s (3 × 105 km/s). How far is 5 light- minutes?
A) 90 million km (90,000,000, or 9 × 107 km) B) 1.5 million km (1,500,000, or 1.5 × 106 km) C) 47.3 trillion km (47,300,000,000,000, or 4.73 × 1013 km) D) 5.4 billion km (5,400,000,000, or 5.4 × 109 km)
Saturn's rings are
a. composed of ice particles. b. in the plane of the planet's equator. c. within the planet's Roche limit. d. composed of ice particles, in the plane of the planet's equator, and are within the planet's Roche limit. e. None of the other choices are correct.
Seawater has a density of 1,025 
at the surface. The bulk modulus of seawater is 
What is the density of seawater at a depth of 10.00 km?
A. 1074 
B. 1230
C. 1574
D. 1764
E. 1973