What if the earth were larger?

The atmosphere would float away.

The planet would not have enough gravity.

Gravity would pull too hard on the atmosphere.

The planet would collapse on itself.

Convert 45,700 into scientific notation

Two stars, x and y, have the same temperature. star x is ten times more luminous than star y. which star has the larger radius

The diagram shows a pot sitting on a gas stove burner. Which shows the order in which thermal energy is transferred by conduction?

What effect would a barrier island have on the shoreline of the mainland?

Physicist S. A. Goudsmit devised a method for measuring the mass of heavy ions by timing their period of revolution in a known magnetic field. A singly charged ion makes 5.00 revolutions in a 50.0 mT field in 1.11 ms.

Which of the following best describes transverse waves

What are the arrangement of resistors in series

A pilot flies horizontally at 1300 km/h, at height h! 35 m above initially level ground. However, at time t! 0, the pilot begins to fly over ground sloping upward at angle u! 4.3° (Fig. 2-38).

A helicopter flies 30 km 30 degrees north of east, drops of the supplies to a research team; it then heads 50 degrees north of west traveling 70 km to drop the supplies to a filming crew. What is the resultant displacement of the helicopter?

Plaskett's binary system consists of two stars that revolve in a circular orbit about a center of mass midway between them. This statement implies that the masses of the two stars are equal (see figure below).