Which of the features is seen on the surface of Europa?

A) impact craters
B) giant cracks
C) water ice
D) all of these are seen


D

Physics & Space Science

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A 1.5-kg object has a velocity of  m/s at t = 0. It is accelerated at a constant rate for five seconds after which it has a velocity of  m/s. What is the magnitude of the resultant force acting on the object during this time interval?

A. 3.8 N B. 3.2 N C. 2.8 N D. 4.3 N E. 4.6 N

Physics & Space Science

An RLC series circuit has R = 100 ohms, C = 25 ?F, and L = 0.16 H. For what angular frequency of an AC voltage is the current flow maximum?

A. 251 rad/s B. 500 rad/s C. 757 rad/s D. 884 rad/s E. 79.6 rad/s

Physics & Space Science

A heat engine has an efficiency of 35.0% and receives 150 J of heat per cycle. (a) How much work does it perform in each cycle? (b) How much heat does it exhaust in each cycle?

What will be an ideal response?

Physics & Space Science

The apparent path that the Sun traces annually along the celestial sphere is called the

a. ecliptic. b. heliosphere. c. solstice circle. d. celestial prime meridian.

Physics & Space Science