Based on the graph, during what time period is the race horse moving at the fastest speed?
a) 0 to 1 second
b) 0 to 4 seconds
c) 2 to 4 seconds
d) 4 to 6 seconds

the answer is D) 4 to 6 seconds  This will help you guys

Explanation: To look at the graph

the closer the planet is to the sun, the larger the gravity

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2