A neutron will more likely slow in speed if it bounces from a
A) light-weight nucleus.
B) nucleus of moderate mass.
C) heavy nucleus.
D) none of the above
Answer: A
You might also like to view...
Atoms that have the same number of protons but a different number of neutrons are called
a. ions. b. molecules c. atomic pairs. d. nuclear pairs. e. isotopes.
An astronaut who weighs 800 N on the surface of the Earth lifts off from planet Zuton in a space ship. The free-fall acceleration on Zuton is 3.0 m/s2 (down). At the moment of liftoff the acceleration of the space ship is 0.50 m/s2 (up). What is the magnitude of the force of the space ship on the astronaut?
a. 41 N b. 0.29 kN c. 0.24 kN d. 0.20 kN e. 0.37 kN
A myopic girl wears eyeglasses that allow her to have clear distant vision. The power of the lenses of her eyeglasses is -3.00 diopters. Without eyeglasses, the far point of the girl is closest to:
A) 0.33 m B) 0.25 m C) 0.17 m D) 0.42 m E) 0.50 m
Which of the following is not a characteristic of superplasticity?
(a) Grains elongate in the direction of flow. (b) Temperatures are above half of the melting temperature. (c) The material is highly strain-rate sensitive. (d) A strain rate of approximately 10-3 s-1.