Notes Flashcards
1
Q
What does the sign of the position tell us?
A
Where the object is in space
2
Q
What does the sign of the velocity tell us?
A
The direction of motion.
3
Q
How do we know if an object is speeding up?
A
If the velocity and acceleration are in the same direction (same direction).
4
Q
How do we know if an object is slowing down?
A
If the acceleration and the velocity are in opposite directions (opposite signs).n
5
Q
Explain that projectiles fall freely with gravitational acceleration ‘g’, where g =
__________
near the surface of the Earth
A
9,8 m.s−2
6
Q
Know that projectiles take the same time to reach their greatest ____ from the point of upward launch as the time they take to fall back to the point of ____.
A
Height
Launch
