D=vt + (1/2) at^2 solve for v

How dose a greenhouse allow plants to be grown in the cold winter months?

A power cycle operates between hot and cold reservoirs at 1200 K and 300 K, respectively. At steady state the cycle develops a power output of 0.38 MW while receiving energy by heat transfer from the hot reservoir at the rate of 1 MW.

Periodic trends vary as we move across the periodic table. In general, as you move across a row (from left to right) in the periodic table A) ionic size increases. B) atomic radius decreases. C) nuclear charge decreases.

Two large books are stacked on top of each other on a table. The mass of each book is 6.5Kg Given that the coefficient of static friction between bottom book and table is 0.

An iron bar has more mass than a plastic bar of the same volume. so the iron bar will have greater inertia. a. True b. False

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