1. When Mercury was farthest from the Sun in 1974 and 1975, the U. S. probe Mariner 10 flew by Mercury three times to collect data. Surface temperatures
ranged from 463 K during the day to 93 K at night. Express this temperature
range in degrees Fahrenheit and in degrees Celsius.

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean