Light travels at 3 x 105 km/s (300,000 km or 186,000 miles). how long will it take to get to earth? (a distance of 1.5 x 108 km)
0.2 s
0.8 s
8 s
8 minutes

The answer is d the box plots show the data distributions for the number of customers who used a coupon each hour during a two-day sale. which measure of variability can be compared using the box plots? interquartile range standard deviation mean median

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle

The dashed segment of the plotted experiment in the graph in the lesson is called an