Which of the following is an example of a first-class lever?

What is the main function of the circulatory system?

What law of motion states that an object will remain at rest or in uniform motion unless acted upon by a net external force?

What type of energy is associated with an object due to its position or condition?

What law of physics describes the relationship between an object's mass, gravitational force, and its acceleration?

In which medium does sound travel fastest?

What type of boundary is characterized by the sliding or rubbing motion between two tectonic plates?

In the context of electricity, what does DC stand for?

Which layer of the Earth's atmosphere is closest to space and where meteors burn up upon entry?

What is the balanced chemical equation for the reaction between hydrogen and oxygen to form water?