The near point of a farsighted person is 100 cm. she places reading glasses close to her eyes, and with them she can comfortably read a newspaper at a distance of 25 cm. what lens power is required?

Which symptoms is a short term effect of tobacco use

If you or someone you know may have a mental disorder, it's important to discuss this concern with a trusted adult. t or f

Which practice is harmful to the land? a. using animal waste as fertilizer b. composting with peels from commercial fruit c. throwing paint cans in the garbage d. cutting the lawn with a gas-powered mower