Relationship between hydration, sport and healthy food?

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass