1. b
2. c
3. A. Those are the answers
Answer:
B) The lightbulb uses 4,104,000 J more than the stereo.
Acceleration = velocity/time
A= 3.5m/s/15s
A= 0.23m/s^2
Answer:
183333 Pa
Explanation:
The weight of the football player is : 550 N ,thus the force the player exerts on the floor is 550 N
The area of blades in contact with the floor is = 30cm² = 0.003 m²
Pressure = Force / Area
Pressure = 550 / 0.003
Pressure = 183333 Pa
