Answer:
2,500 feet (760 meters)
Explannation: <em>At about 2,500 feet (760 meters), the skydiver throws out a pilot chute, and it deploys the parachute. Its used to control the fall rate.</em>
Answer:
The two poles of the bar magnet change positions. The compass needle spins a half circle.
Explanation:
The label means that the bulb will consume 75 joules of electrical energy in 1 sec
Answer:
Hydrochloric and Hydrofluoric Acids.
Answer:
False.
Explanation:
Decibels (dB) measure sound levels