Vector and Projectile Motion

A baseball is thrown at a 22.5° angle and an initial velocity of 65 m/s. Assume no air resistance. What is the vertical component of the ball's velocity at the end of the ball's decent?

-24.9 m/s

A cannonball is fired at a 45.0° angle and an initial velocity of 625 m/s. Assume no air resistance. What is the vertical component of the cannonball's velocity at the end of the cannonball's decent?

-441.9 m/s

What is the velocity of a tossed ball at its highest point?

0 m/s

What is the horizantal acceleration of a tossed ball?

0 m/s^2

A bullet is fired horizontally at a height of 1.3 meters at a velocity of 950 m/s. Assume no air resistance. How long until the bullet reaches the ground?

0.52 s

A ball is thrown horizontally at a height of 2.2 meters at a velocity of 65 m/s. Assume no air resistance. How long until the ball reaches the ground?

0.67 s

A weather report shows that a tornado was sighted 12 km South and 23 km West of dowtown Austin. The storm is reported to be movig directly towards downtown Austin with a speed of 82 km/hr. How long before the storm hits downtown Austin? (for this problem minutes is represented by m

19 m

Savio's cross country team is always running. During practice one time they ran 0.68 km North, 1.09 km East, 1.56 km North, 320 m West from their coach. What is the magnitude of the team's displacement?

2370 m

The president's airplane, Air Force One, flies at 250 m/s to the east with respect to the air. The air is moving at 35 m/s to the north with respect to the ground. Find the velocity of Air Force One with respect to the ground. (round to nearest whole number)

252 m/s

A baseball is thrown at a 22.5° angle and an initial velocity of 65 m/s. Assume no air resistance. How far did the ball travel horizontally when it hit the ground?

305.05 m

A baseball is thrown at a 22.5° angle and an initial velocity of 65 m/s. Assume no air resistance. What is the ball's maximum height?

31.63 m

A boat is traveling east at a speed of 3.8 m/s. A person walks across the boat with a velocity of 1.3 m/s South. What is the person's speed relative to the water?

4.0 m/s

A ball is thrown horizontally at a height of 2.2 meters at a velocity of 65 m/s. Assume no air resistance. How far did the ball travel horizontally when it hit the ground?

43.55 m

A cannonball is fired at a 45.0° angle and an initial velocity of 625 m/s. Assume no air resistance. What is the horizontal component of the cannonball's velocity?

441.9 m/s

A motorboat, which has a speed of 5 meters per second in still water, is headed east as it crosses a river flowing south at 3.3 meters per second. What is the magnitude of the boat's resultant velocity with respect to the starting point?

6.0 m/s

8. A baseball is thrown at a 22.5° angle and an initial velocity of 65 m/s. Assume no air resistance. What is the horizontal component of the ball's velocity?

60.1 m/s

Kaia can't wait to explore the new campsite. She exits the truck and walks 43 m West sniffing around. Then she turns and runs 72 m North to chase a squirel with a velocity of 1.5 m/s. What is the direction of Kaia's Displacement?

N 59° W

Savio's cross country team is always running. During practice one time they ran 0.68 km North, 1.09 km East, 1.56 km North, 320 m West from their coach. What is the direction of the team's displacement?

N 71° E

A boat is traveling east at a speed of 3.8 m/s. A person walks across the boat with a velocity of 1.3 m/s South. In what direction, relative to the ground, does the person walk?

S 19° E