Which model of the solar system best supports retrograde motion of the planets?

a. ptolemy's model

b. the geocentric model

c. the heliocentric model

d. an earth-centered model

Which articulations allow for greatest range of motion?

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?