Question The driver of a car completes a trip. The graph displays data about the car's motion during the trip.
CAR'S MOTION
6000
5000
4000
Distance (meters)
3000
2000
1000
5
25
10 15 20
Time (minutes)
Which of the following statements about the car's motion is true?
AThe total time for the car trip was 50 minutes.
B The car returned to where it had started the trip at the end of the trip.
С The car did not slow down during the trip.

Secondary pollutants are more harmful than primary pollutants. select the best answer from the choices provided ot of

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a.m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of