Chapter 2 Speed And Velocity Flashcards
0
Q
What can units be any combos of
A
Units can be any combos of units for distance and time
1
Q
What is the equation for speed
A
Speed=distance covered
———-------------
Travel time
EX. Biker covers 20km in 1 hr
SPEED=20km
———
1hr
2
Q
Instantaneous speed
A
The speed at any second
3
Q
Average speed
A
Average speed=total distance covered
——————————
Travel time
EX. you travel 320 km in 4hr
Av. Speed= 320 km
————
4 hr
4
Q
Total distance covered
A
Average speed traveled time
5
Q
Example
A
You travel for 5 hours at an average speed of 60 km/hr.
6
Q
Velocity vs. speed
A
Velocity is both speed and direction how fast and which way
7
Q
Speed
A
How fast
8
Q
Constant velocity
A
Both constant speed and direction
