An 8-ball collides with a cue ball. No external force is involved in
A. any system.
B. a one-ball system.
C. a two-ball system.
D. none of the above
Answer: C
You might also like to view...
Shaking during an earthquake can
A) liquefy unconsolidated sediments, causing destruction of buildings on top of them. B) generate a tsunami. C) trigger landslides. D) cause rigid buildings to collapse. E) All of these are correct.
Tropical savanna climate regions are usually not well suited to agriculture
a. True b. False Indicate whether the statement is true or false
European rabbits were introduced into Australia and quickly spread, reproduced, and became a terrible pest. They eat up to $600 million worth of food and pasture crops annually, and have damaged the populations of many native plants and the populations
of animals that eat the plants. Twice in the past 50 years, rabbit diseases have been introduced to try to control the population, with some success. This is a case where ________. A) an extirpation has occurred B) habitat alteration resulted in decreased biodiversity C) climate change has decreased the genetic diversity of indigenous species D) an invasive species has caused overharvesting E) an invasive species has reduced the genetic diversity of indigenous species
Which are the best cooling conditions to create a radiation fog?
A. cloudy skies, light winds, humid air at the surface B. clear skies, light winds, humid air at the surface C. clear skies, windy, dry air at the surface D. clear skies, windy, humid air at the surface