Which quantity is a vector?

(1) impulse (3) speed

(2) power (4) time

While working out, a man performed 200 J of work in 3 seconds. What was his power? O A. 600 W O B. 66.7 W O c. 1123 W O D. 33 3W

Will Upvote! A car is traveling at a constant velocity of 60 km/h for 4 hours. Choose the correct statement about the acceleration of the car. A) The acceleration of this car is zero. B) The acceleration of this car is positive.

50 J of work was performed in 20 seconds. How much power was used to perform this task? A. 0.4 W B. 2.5 W C. 4 W D. 24.5 W

You are stopped a red light and you are in the front car at an intersection. Thinking as a defensive driver, describe what your actions will be when the light turns green.

If a golf ball and a bowling ball are moving and both have the same genetic energy if they move at the same speed which one has more kinetic energy

Compare and contrast the average kinetic energy of 0.5 L of coffee at 34°C, 0.5 L of coffee at 38°C, and 0.25 L of tea at 43°C.

A 7700-kg box car traveling at 14 m/s strikes a second car at rest. The two stick together and move off with a speed of 5.0 m/s. What is the mass of the second car?

What will happen if there is a change in a magnetic field?

Question 2 10 pts The voltage in a particular circuit is 10.0 V. The current in the circuit is 20 A. What is the resistance? A. 2.0 B. 30 C. 200 D. 0.5

Where in the motion is the magnitude of the net force on the object a maximum? where in the motion is the speed a maximum?