Which is NOT a type of graph?
O circle
O line
O chart
O bar

On a geologic map, if the contacts between sedimentary rock units form a bull’s-eye pattern of concentric circles, with the youngest unit in the center, the underlying structure is a(n)

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?

Which of the following is a measure of the amount of light a star directly emits?               a.  luminosity    b.  intensity    c.  wavelength    d.  brightness