Projectiles Flashcards
1
Q
a projectile has
A
constant horizontal speed and constant horizontal acceleration.
2
Q
Explain, in terms of horizontal velocity and weight, how the ___ remains in orbit around the earth
A
the horizontal velocity is large enough to ensure that it doesn’t get closer to the Earth.
The weight is large enough to ensure it doesn’t get too far away from the earth
3
Q
when a projectile is released and what every fires it keeps moving where will it be when the projectile meets the bottom
A
right above
4
Q
an object will always accelerate at
A
9.8ms-1
5
Q
equations for projectile
A
d=vt or a=v-u/t
6
Q
to find the height something was dropped from
A
sketch a speed time graph and calculate the area under the graph
