Why do comet's tails always point away from the Sun?
A) because of solar wind
B) because the inner planets cause the ice and other volatile materials to be pulled towards their orbits
C) because of the comet's interaction with dark matter
D) because when they move away from the Sun they begin to lose inertia
Answer: A
You might also like to view...
The ____________ of a planet is the region around the planet where the magnetic field is able to deflect the solar wind and other charged particles
a. aurora b. magnetosphere c. hydrosphere d. corona e. Schwarzschild radius
The overall composition of Titan's atmosphere is most similar to the atmosphere of which terrestrial planet?
A) Venus B) Earth C) Mars D) Mercury
The first law of thermodynamics is based
upon a) the law of conservation of energy. b) the law of conservation of inertia. c) the law of conservation of molecular velocity. d) the ideal gas laws. •
A solid sphere of mass 2.5 kg and radius 0.12 m is at rest at the top of a ramp inclined 15°. It rolls to the bottom without slipping. The upper end of the ramp is 1.2 m higher than the lower end. Find the sphere's total kinetic energy when it reaches the bottom
a. 70 J c. 29 J b. 47 J d. 8.8 J