Answer:
The Solar System is the Sun and everything that orbit around it. It is orbited by a lot of things,including comets,planets,and asteroids. The solar system was formed by gravity in a large molecular cloud. The solar system is 4.6 billion years old. The biggest thing that orbit around it is the 8 major planets.
Explanation:
Socially useful part of society.
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<span>A quota tariff is a tax and limitation placed on imported goods. An embargo prohibits the importation of certain goods from another country. While a quota tariff can be large, it is not a complete prohibition against the importation of a good.</span>
They believe that their school has the right subjects and
programs students need to learn for their chosen profession. Apart from their
excellent academic programs, they also instill discipline and mentally prepare
their graduates for the demands that they may tackle once they leave the
school.
Answer:variable - interval
Explanation: In the this scenario, The humanities instructor is using a variable-interval schedule of reinforcement. The instructor used the word 'surprise' meaning the time and date of the test isn't fixed and the quizzes will come up at unpredictable time intervals. This kind of reinforcement results in a steady response rate as it keeps students on their toes simply due to the fact that they have no idea of when the quizzes are coming up.