SAT, 23.09.2019 23:10, pollywallythecat
Acraton is a large, stable portion of earth's lithosphere that makes up part of a continent. the kaapvaal craton in africa is one of five ancient cratons left from the precambrian era. the rock has remained tectonically stable since its formation 3.6 billion to 2 billion years ago. what do you think the term "tectonically stable" means? why do you think this rock formation is important to understanding the history of earth? do you think studying ancient rock formations such as the kaapvaal craton can teach scientists not only about earth's past but also its future? why or why not?
Answers: 3
SAT, 25.06.2019 22:00, valencial0917
Afarmer began a new method of reducing grain spills. this reduced the number of mice on the farm. the number of snakes in the surrounding area decreased at the same time. the snakes depended on the mice that lived in the field. what’s the likely reason the snake population decreased? a. the number of snake predators increased. b. the number of mice increased. c. the number of mice decreased. d. the pesticides affected the snakes. e. a new breed of mice moved into the field.
Answers: 1
SAT, 27.06.2019 10:30, salinasroel22
Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.
Answers: 1
SAT, 27.06.2019 11:30, shygorringe
Of the population of the united states is obese. a. 10% b. 25% c. 33% d. 50% select the best answer from the choices provided. a b c d
Answers: 2
Acraton is a large, stable portion of earth's lithosphere that makes up part of a continent. the kaa...
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