(Q).
Q: What is the name for speed with a direction? Read this paragraph and choose the correct option from the provided answers: Speed represents how quickly an object is moving through space. Velocity is speed with a direction, making it a vector quantity. If an object's velocity changes with time, the object is said to be accelerating. As we'll see in the next chapters, understanding the acceleration of an object is the key to understanding its motion. We will assume constant acceleration throughout this chapter. Choices: - distance - acceleration - trajectory - velocity A:
(A).
velocity

(Q).
Q: What is oceanography the study of? Read this paragraph and choose the correct option from the provided answers: Oceanography is the study of the oceans. The word oceanology might be more accurate, since "ology" is "the study of. " "Graph" is "to write" and refers to mapmaking. But mapping the oceans is how oceanography started. Choices: - bodies of water - seas - waters - oceans A:
(A).
oceans

(Q).
Q: Where does most geological activity takes place? Read this paragraph and choose the correct option from the provided answers: Most geological activity takes place at plate boundaries. But some activity does not. Much of this intraplate activity is found at hot spots. Hotspots are plumes of hot material that rise through the mantle. Hotspot volcanoes erupt when the hot material melts to create magma. Choices: - in mountain ranges - at ocean bottoms - in coastal areas - at plate boundaries A:
(A).
at plate boundaries