Cirrus clouds are thin and wispy, found at high altitudes and composed of ice crystals.
What is the chemical formula for common table sugar (sucrose)?
What is the chemical formula for methane?
Which of the following is a process of coastal erosion where waves cut into rock and form a notch along the shoreline?
What is the chemical symbol for mercury?
Which of the following is a type of volcano characterized by its gentle slopes and non-explosive eruptions, often producing basaltic lava flows?
In the human eye, which part is responsible for focusing light onto the retina?
What is the main function of the kidneys in the human body?
What is the main function of the circulatory system?
Which layer of the Earth's atmosphere contains the ozone layer and where most weather phenomena occur?
Which color of light is refracted the most when passing through a prism?