When you see fireworks, why do you see the blast before you hear the sound?

What property of a wave describes how often it occurs?

Are majority of security systems installed near bathrooms

Imagine that you were given a ship equipped with a device that could measure how deep the water is. You are asked to use this ship to find a subduction zone. What would you look for as you sailed around the world's oceans?

Hang two sheets of paper vertically from adjacent corners. The sheets should be parallel and close to each other with a small gap between them. Now gently blow down between the two sheets. What happens?

Sports injury reactions are determined by all the following except A. Perception of pain B. Effect of peak performance C. Gender D. The athletes mental fortitude

What's the difference between the offspring of an asexual organism and a sexual organism

The contamination that results from the spread of bacteria from meat to vegetables is called

A rock has a mass of 5 kg on the moon. What is the mass of the rock on the earth

A battery applies 45 volts to a circuit, while an ammeter reads 10 ma. later, the ammeter reading drops to 7 ma. assuming the resistance has not changed, the voltage must have

A 150-kg object takes 1.5 minutes to travel a 2,500 - meter straight path. It begins the trip traveling 120 m/s and decelerates to a velocity of 20 m/s. What is the acceleration?