What modifications did Kepler make to Copernicus’s model? Check all that apply. Planetary orbits are elliptical. Planets closer to the Sun move faster. Planets spin in an epicycle while orbiting Earth. Venus has phases due to its orbiting of the Sun. Earth’s rotation causes the rising and setting of the Sun.

Susie ran a race. she ran 55 miles an hour, and the race took her tt hours to complete.

The graph shows a trend in an ecosystem over time caused by increased pollution in the region. what can you conclude from the graph? a. there’s lower biodiversity among birds. b. there’s a higher reproductive rate among birds. c. there’s a significant decline in the number of producers. d. other types of animals were unaffected by pollution.

Respiration involves the breakdown of sugar. this process results in the production of energy for the cell. i'm order for cells to produce the most energy, what gas should be present?