two descriptions about physical quantities are given below: quantity a: it is unaffected by the location of an object in space. quantity b: it can be measured in kilograms. what quantities are these most likely describing? a.  both quantity a and quantity b are mass. b. both quantity a and quantity b are weight. c. quantity a is weight and quantity b is mass. d. quantity a is mass and quantity b is weight.

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

Spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Four different thermometers were used to measure the temperature of a sample of pure boiling water. the measurements are recorded in the table below. thermometer temperature reading 1 temperature reading 2 temperature reading 3 w 100.1°c 99.9°c 96.9°c x 100.4°c 102.3°c 101.4°c y 90.0°c 95.2°c 98.6°c z 90.8°c 90.6°c 90.7°c the actual boiling point of pure water is 100.0°c. what can be concluded from the data about the reliability and validity of the thermometers?