Question 1 of 5 Share Facebook Twitter LinkedIn WhatsApp Email Copy Link Magma that has cooled and solidified on Earth’s surface is best described as which of the following? A. Clay B. Iron ore C. Igneous rock D. Volcanic ash Submit Answer
Question 2 of 5 Share Facebook Twitter LinkedIn WhatsApp Email Copy Link How long does it take the Earth to complete one revolution around the Sun? A. One day B. One week C. One month D. One year Submit Answer
Question 3 of 5 Share Facebook Twitter LinkedIn WhatsApp Email Copy Link Which THREE of the following processes depend directly on solar energy? A. Seafloor spreading B. The water cycle C. Photosynthesis D. Atmospheric circulation Submit Answer
Question 4 of 5 Share Facebook Twitter LinkedIn WhatsApp Email Copy Link Which of the following layers of Earth is the most dense? A. The inner core B. The mantle C. The oceanic crust D. The continental crust Submit Answer
Question 5 of 5 Share Facebook Twitter LinkedIn WhatsApp Email Copy Link Which of the following is the most abundant gas in Earth’s atmosphere? A. Hydrogen B. Nitrogen C. Helium D. Methane Submit Answer