A ball is launched horizontally off a 12m tall building, and it lands 14.6m away. What was the initial speed of the ball?

Front

9.36m/s

Back

A falling feather in a vacuum changer is an example of a projectile.

Front

True

Back

A ball is thrown into the air at 26° from a 13m tall clif. The ball lands 18m away from its launch point. At the very top of the ball's path what is its velocity in the vertical direction?

Front

0m/s

Back

You throw a ball toward a wall with a speed of 26m/s at an angle of 47° above the horizontal. What are is the horizontal component of its velocity as it hits the wall?

Front

17.7m/s

Back

You throw a ball toward a wall with a speed of 26m/s at an angle of 47° above the horizontal. What are is the vertical component of its velocity as it hits the wall?

Front

19m/s

Back

A soccer ball is kicked at 35° above the ground at 8m/s on a large level field. How far away does it land?

Front

6.1m

Back

In the vertical direction, what is the acceleration of an object?

Front

Gravity

Back

What is the acceleration of free fall?

Front

9.8m/s^2

Back

You throw a ball toward a wall with a speed of 18m/s and at an angle of 52° above the horizontal. The wall is 26m from fhe release point of the ball. How far above the release point does the ball hit the wall?

Front

6.34m

Back

A bullet is fired at the same time as a bullet is dropped to the ground. Which bullet hits the ground first?

Front

Both

Back

A ball rolls off a counter with a speed of 8m/s and lands 12m away. How tall is the counter?

Front

11.03m

Back

A ball is launched at 27° above the ground and its maximum height is 8m. What was the intial speed of the ball?

Front

27.58m/s

Back

A ball is launched at 40° above the ground at 20m/s. What is the maximum height the ball reached?

Front

8.42m

Back

A falling skydiver with an open parachute is an example of a projectile.

Front

False

Back

Solve for acceleration. d=vt+.5at^2

Front

a=(2d-2vt)/t^2

Back

You roll a ball off a 4.5m tall counter with a speed of 6m/s. How far away does it land?

Front

5.75m

Back

A ball rolls off a 13.9m tall counter with a speed of 3.2m/s. How far away does it land?

Front

5.4m

Back

A ball is thrown horizontally from the roof of a building 62m tall and lands 51m from the base. What was the ball's intial speed?

Front

14.34m/s

Back

A cat leaps horizontally from a 5.8-m-high building with a speed of 4.3m/s. How far from the base of the building will she land?

Front

4.68m

Back

Donald Trump of Hillary Clinton?

Front

Neither

Back

In a projectile, is there horizontal acceleration?

Front

No

Back

A dog jumps of a cliff at 30° above the horizontal at 15m/s and it lands 175m away. How tall was the cliff?

Front

788m...

Back

A frog jumps at 45° above the horizontal at 17m/s from a 3.8m building. How far form the building does it hit the ground?

Front

33m

Back

Can a projectile begin its projectile motion with a downward velocity?