The 
Al nucleus is unstable. To what will it decay?
A. 
B. 
C. 
D. 
E. Other (specify)
D.
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Faraday's Law: A single-turn loop of wire, having a resistance of 8.00 ? and a cross-sectional area 200 cm2, is perpendicular to a uniform magnetic field that increases steadily from 0.200 T to 2.800 T in 2.20 seconds. What is the magnitude of the induced current in the loop?
A. 2.95 A B. 3.18 A C. 0 A D. 3.18 mA E. 2.95 mA
An astronaut in an inertial reference frame measures a time interval ?t between her heartbeats. What will observers in all other inertial reference frames measure for the time interval between her heartbeats?
A) ?t B) more than ?t C) less than ?t D) The answer depends on whether they are moving toward her or away from her.
A 50-kg satellite circles planet Cruton every 5.6 h in an orbit with a radius of 12 × 106 m. What is the magnitude of the gravitational force on the satellite by planet Cruton?
A. 63 N B. 58 N C. 68 N D. 73 N E. 50 N
Rotational velocity outside the visible boundary of our Galaxy is ________ than would be expected on the basis of observed stars and gas, indicating the presence of ________.
A. higher; dark matter B. smaller; white dwarfs C. zero; a vacuum D. lower; gas