Forces and Motion, Space and Time, Energy, and Nature of Matter
B.) Weight.
Weight is the combination of gravity on mass, thus it produces a force. (gravity is the force)
Explanation:
having no strongly marked or positive characteristics or features.
A) 2 is the correct answer
Answer:
Nitrogen accounts for 78% of the atmosphere, oxygen 21% and argon 0.9%. Gases like carbon dioxide, nitrous oxides, methane, and ozone are trace gases that account for about a tenth of one percent of the atmosphere.
Explanation: