Which type of weathering involves the expansion and contraction of rocks due to temperature changes, leading to the breaking of rock into smaller fragments?

What is the term for a region in space where gravitational forces cause small objects to collect, potentially forming a planet?

What is the term for the process by which a river wears away the land and carries sediment downstream?

Which of the following is a type of cloud that often forms a dark, towering structure and is associated with thunderstorms?

What is the term for the process by which rocks are physically broken into smaller pieces without changing their composition?

What is the chemical symbol for sodium?

Which type of rock is formed from the alteration of existing rock through heat, pressure, or mineral changes without melting?

Which moon of Jupiter is the most volcanically active body in our solar system, with plumes of water vapor and icy particles erupting from its surface?

Which of the following is an example of a homogeneous mixture?

Which type of reaction involves the combination of two or more substances to form a new substance?