.
5 mph per second.
6 mph per second.
30 mph per second.
180 mph per second.
A
B
C
D
.05 seconds
20 seconds
50 seconds
50,000 seconds
0.24 m/sec^2
4.17 m/sec^2
38 m/sec^2
50 m/sec^2
Is approximately 1.33 m/sec
Is approximately 3 m/sec
Increases from 1 m/sec to 4 m/sec
Increases from rest to 4 m/sec
An object can have a speed of zero and an acceleration that is not zero.
An object can have an acceleration of zero and a speed that is not zero.
An object can have a speed that is changing and still have zero acceleration.
An object can have a speed that is decreasing and still have acceleration.\x00
The position at time t = 0.
The distance moved in the first second of motion.
The speed at time t = 0.
The position when the speed (v) equals zero.
0.0 m/sec.
0.2 m/sec.
0.4 m/sec.
2.0 m/sec.
-3 m/sec^2
-4 m/sec^2
-6 m/sec^2
-10 m/sec^2
X0
V0
A
T
2 m/sec
4.9 m/sec
9.8 m/sec
19.6 m/sec
Zero
9.8 m/sec downward
49 m/sec upward
29.4 m/sec downward
1.6 m/sec
3.2 m/sec
16 m/sec
32 m/sec
No forces act on the object except gravity.
The speed of a falling object remains constant.
The object is dropped from an initial speed of zero.
The object is dropped straight down.
1.6 times as long
6.1 times as long
9.8 times as long
15.7 times as long
9.8 ft/min^2
32.2 ft/sec^2
9.8 ft/sec^2
3.0 ft/sec^2
16 meters
31 meters
50 meters
100 meters
98 meters
490 meters
980 meters
1,470 meters
24 meters
49 meters
122 meters
245 meters