Question

a sailboat moves faster as the wind picks up speed. this is an example of
a. speed
b. velocity
c. acceleration
d. all of the above
a race car accelerated from rest to 60 m/s when it crossed the finish line 8 seconds later. what was the cars acceleration?
a. 0.13 m/s²
b. 7.5 m/s²
c. 52 m/s²
d. 68 m/s²
light travels at 300,000,000 m/s. this is an example of
a. speed
b. velocity
c. acceleration
d. speed and acceleration
by plane, a trip to disney world took 10 hours over a distance of 816 km. what is the average speed of the plane?
a. 8,160 km/h²
b. 8,160 km/h
c. 81.6 km/s²
d. 81.6 km/h

Explanation:

Answer:

Q1: C. Acceleration
Q2: B. \( 7.5 \, \text{m/s}^2 \)
Q3: A. Speed
Q4: D. \( 81.6 \, \text{km/h} \)