What effect does distance have on the force of gravity ? a) increasing the distance between two objects increases the gravitational force
b) decreasing the distance between two objects decreases the gravitational force
c) increasing the distance between two objects decreases the gravitational force
d) distance is not a factor in determining the force of gravity

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey

Physical characteristics of down syndrome