Question

according to the passage, what is the primary cause of the current rapid warming trend? answer: a. changes in earth’s orbit around the sun. b. human activities, particularly the burning of fossil fuels. c. volcanic activity releasing aerosols into the atmosphere. d. variations in the sun’s energy output. question: which of the following is not a method scientists use to investigate past climate changes? answer: a. analyzing satellite imagery of current weather patterns.

Explanation:

The primary cause of current rapid warming is human - activities like burning fossil fuels which release greenhouse gases. Analyzing satellite imagery of current weather patterns is for present - day weather, not past climate change. Tree rings and ice cores can give information about past climates.

Answer:

1. B. Human activities, particularly the burning of fossil fuels.
2. A. Analyzing satellite imagery of current weather patterns.