The first spacecraft to land on the surface of an asteroid was named
A) Dawn. B) NEAR. C) Hayabusa. D) Stardust. E) Giotto.
B
You might also like to view...
1.50 moles of an ideal gas freely expands from 1.00 liter to 4.50 liters. The change in entropy in the expansion is
A. 5.80 J/K B. 8.50 J/K C. 16.3 J/K D. 18.7 J/K
Force on a Moving Charge: A proton is projected with a velocity of 7.0 km/s into a magnetic field of 0.60 T perpendicular to the motion of the proton. What is the magnitude of the magnetic force that acts on the proton? (e = 1.60 × 10-19 C)
A. 0 N B. 3.4 × 10-16 N C. 4.2 × 10-16 N D. 13 × 10-16 N E. 6.7 × 10-16 N
The resistance of a superconductor is infinite once it goes into the superconductivity state
Indicate whether the statement is true or false
A car travels counterclockwise around a flat circle of radius 0.25 km at a constant speed of 20 m/s. When the car is at point A as shown in the figure, what is the car's acceleration?
a.
1.6 m/s2, south
b.
Zero
c.
1.6 m/s2, east
d.
1.6 m/s2, north
e.
1.6 m/s2, west