Which of the following is true of the orbits of all the planets in our solar system?
a. They all orbit at the same speed.
b. They are all made out of gas.
c. They all orbit the Sun in the same direction.
d. They have many different orbital inclinations.
Answer: c. They all orbit the Sun in the same direction.
You might also like to view...
A larger telescope will always have a higher spectral resolution than a smaller telescope when observing at the same wavelength
Indicate whether the statement is true or false
Quasar ________ lines are an indication of intervening cooler gas
Fill in the blank(s) with correct word
In a double-slit experiment, the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits simultaneously. A screen is placed 2.0 m from the slits
At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other? A) 1.5 mm B) 3.0 mm C) 4.5 mm D) 6.0 mm E) 9.0 mm
A very thin horizontal, 2.00-m long, 5.00-kg uniform beam that lies along the east-west direction is acted on by two forces
At the east end of the beam, a 200-N force pushes downward. At the west end of the beam, a 200-N force pushes upward. What is the angular acceleration of the beam? A) 240 rad/s2 north B) 1.33 × 102 rad/s2 north C) zero D) 240 rad/s2 south E) 1.33 × 102 rad/s2 south