Answer:
The correct option is (C)
Explanation:
Hypothesis is referred to as an assumption or wild guess that needs to be tested to arrive at a scientifically established theory,
Here, Jill proposes a hypothesis which states that igneous rocks produced by volcanoes constitute some kind of chemical that could be used by scientists to estimate the origin of the rocks.
This hypothesis can be tested only by collecting the rock samples and testing them to arrive at a scientifically proven fact.
Answer:
(d) Tailed Star
Explanation:
The solar system are planetary bodies made up of the Sun and nine planets which rotate around the sun or have revolution around each other to cause seasons of the year or climatic conditions.
The Morning Star and Evening Star are used to describe Venus, one of the planets. The Pole Star is another member of the solar system, but the Tailed Star is not a member of the solar system.
The contiguous United States are framed by three major bodies of water: the Atlantic Ocean on the east coast, the Pacific Ocean on the west and the Gulf of Mexico to the south. The Pacific also holds the Hawaiian Island chain. The Gulf stretches from Texas to Florida and also touches Alabama, Louisiana and Mississippi.