Motor oil, with a viscosity of 0.250 Ns/m2, is flowing through a tube that has a radius of 5.00 mm and is 25.0 cm long. The drop in pressure is 300 kPa. What is the volume of oil flowing through the tube per unit time?
A) 0.000376 m3/s
B) 0.0253 m3/s
C) 0.00118 m3/s
D) 4.71 m3/s
E) 7.54 m3/s
C
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How does a particle’s relativistic kinetic energy K compare to its Newtonian kinetic energy when the particle’s speed 
?
A. 
B. 
C.
A 50-kg satellite circles the Earth in an orbit with a period of 120 min. What minimum energy is required to change the orbit to another circular orbit with a period of 180 min? (Earth: radius = 6.4 × 106 m, mass = 6.0 × 1024 kg)
A. 2.9 × 108 J B. 3.5 × 108 J C. 4.1 × 108 J D. 4.7 × 108 J E. 5.9 × 108 J
One phenomenon that the geocentric models struggled to explain was ________.
A. retrograde motion B. sunspots C. the rotation of Earth D. parallax E. epicycles
Running water played a major role in shaping Mars in ancient times
Indicate whether the statement is true or false