What is meant by power rating of an appliance? a bulb is rated as 60 w, 220v. what does itindicate?

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?

When can a theory be modified if a new type of technology allows for new observations that raise new questions? a-immediately, while the questions about the theory are being asked b-after new hypotheses related to the theory are tested in experiments c-only after the new observations disprove all parts of the theory d-while scientists begin to think about how the theory could improve

3. which is not a primary color of light? blue red green yellow