Blog

Which unit represents the most energy?

The solar constant for Earth is

Compared to an empty ship, the same ship loaded with Styrofoam will float

The tangential velocity of an Earth satellite is its velocity

When air drag affects the motion of projectiles, they don’t travel

The least buoyant force on a rock is when it is submerged

Aluminum has a higher specific heat capacity than iron. This means that for equal masses of aluminum and iron, the metal that heats more quickly when the same amount of heat is applied is

Magnetic fields are produced by

Which of the following normally warms up fastest when heat is applied?

Agricultural practices were first developed during the Neolithic period