The period of 440 hertz sounds wave is how many second

4. Any material that can flow is

What does the big bang theory explain? A. How the universe began B. How the universe will end C. How energy is created through fusion D. How our solar system formed

How much work is done in lifting a 6 kg object from the ground to a height of 4m?

Which type of stress force produces normal faults?

A cylinder has a length of 3.23 cm, a diameter of 1.75 cm, and a mass of 69.61 grams. (a) What is the density of the cylinder? (b) Based on its density, of what kind of material might it be made?

An iron railroad rail is 800 ft long when the temperature is 31°C. What is its length (in ft) when the temperature is - 17°C?

How does the lever arm change if you decrease the angle of the force?

Why does changing the shape of an object have no effect on the density of that object?

2. Vehicle-braking distance is the distance your vehicle travels after you see a problem before you apply the brakes. A. true B. false

On a sky coaster (human pendulum) that reaches 10 meters from it's equilibrium position, a man of 120 kg is able to reach a maximum speed of 18m/s 14m/s 1200m/s 11m/s