Which of the following would be the least likely cause of a volcanic eruption? O tectonic plates colliding
O gas pressure within Earth's crust
O tectonic plates sliding past each other
O new magma flowing into an already-full magma chamber

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils