If the entire chart represents 100 homes, how many households have a pet bird? 1 10 50 cannot be determined

Mercury had an average distance to the sun of 0.39 au explane how to calculate the orbital period of mercury and then calculated it

Acharacteristic controlled one or more genes is called a

The presence of iron oxides in rocks, formed during a specific time period, can be used as evidence of oxygen in the atmosphere during that time period. question 18 options: true false