1. an arrow is fired directly horizontal off a cliff that is 15.0 meters tall with a velocity of 60.5m/s.

A. how long is the arrow in the air?

B. what range (Δx) of the arrow?

A boy drops a ball from an observation tower. The ball hits the ground in 5.0 s. What is the ball's velocity at the time of impact? A. 0 m/s B. 98 m/s C. 49 m/s D. 123 m/s

Why is it that when opening a tin milk, have to open two holes?

A wire carrying a 29.0 A current passes between the poles of a strong magnet such that the wire is perpendicular to the magnet's field, and there is a 2.25 N force on the 3.00 cm of wire in the field.

Of all blast mitigation measures which is the most effective

Which type of device enables its users to see around corners?

What is the speed of sound in air when the temperature is 20°C? 319 m/s 331 m/s 343 m/s 219 m/s

How long does it take for sunlight to reach earth

What is the current when the power source supplies 100 volts to a 10 ohm resistor?

A stick of length 1.3 m is held vertically with one end on the floor and is then allowed to fall. Find the speed of the other end when it hits the floor, assuming that the end on the floor does not slip.

calculating power reach each scenario and then answer the questions scenario a 120 j of work is done in 6 seconds scenario b 160 j of work is done at 8 seconds scenario c200 J's of work is done in 10 seconds which scenario uses the most power