An asteroid in orbit about the Sun has a linear speed of 4 km/s when at a distance of closest approach d from the sun. What is its linear speed when it is at its greatest distance from the sun, a distance 4d?
a. 1 km/s
c. 8 km/s
b. 2 km/s
d. 16 km/s
A
Physics & Space Science
You might also like to view...
What do our magnetic field and Jupiter's share?
A) Similar field strength B) Same polarity C) Auroral displays in the polar regions D) Fields that extend inward all the way to the Sun E) Fields that extend outward past Pluto
Physics & Space Science
A cordless phone operates at 900 MHz. What is the associated wavelength?
What will be an ideal response?
Physics & Space Science
The type of fuel created in the breeder reactor is
A) uranium-238. B) cow dung. C) plutonium. D) uranium-235. E) deuterium.
Physics & Space Science
Two carts (A's mass = 4.5 kg and B's mass = 1.5 kg) are held against a strong, compressed spring. The carts are released simultaneously, and B moves off to the right with a speed of 2.0 m/s. What is A's initial velocity?
Physics & Space Science