A baseball pitcher throws a fastball at 42 meters per second. if the batter is 18 meters from the pitcher, approximately how much time does it take for the ball to reach the batter?

Calculate the change in velocity of 70 kg object being pulled with 1000N force force 10 s

A soccer ball is kicked with a speed of 22m/s at an angle of 35.0º above the horizontal. If the ball lands at the same level from which it was kicked, how long was it in the air?

The total circuit resistance is 6½ ohms. If a second 6½-ohm resistor is placed in parallel with the first, the total circuit resistance A. Increases B. Remains constant C. Decreases

What does the motion of particles in the sun's plasma compare to the motion of particles in a solid?

How are the words rotation and day related?

Any good and bad insulators of thermal energy, hot or cold, and why?

You create a transformer by wrapping wire around an iron nail. The number of turns are: Primary (500); Secondary (2500). The Primary voltage is 3.00 V. The Secondary current is 200 mA.

A 90kg cannon fires 100kg shell with muzzle velocity of 75m/s. Calculate the recoil velocity of the cannon relative to the ground

The planet XYZ traveling about the star ABC in a circular orbit takes 24 hours to make an orbit. Assume that the orbit is a circle with radius 89 comma 000 comma 00089,000,000 mi. Find the linear speed of XYZ in miles per hour.

Your heart pumps 80 g of blood with each beat. The blood starts from rest and reaches a speed of 0.60 m/s in the aorta. If each beat takes 0.16 s, the average force exerted on the blood is a. 3.0" 102 N b. 0.22 N c. 0.16 N d. 0.30 N e. 0.98 N