S 1. Shane can run the length of a football field (91 meters) in 12
seconds. What is Shane's speed?

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2

Earth's atmosphere is composed of mostly two gases. name the two gases that make up the majority of the atmosphere and use the pie chart to tell the percentages of each.

Ajoint produces movement when its angle decreases. which type of movement is it?