Convert-

a) 42° to kelvin

b) 56k to °C

c) 37° to °F

d) 32° to °C

Explain what cause air pressure in your own words. Why do aircraft need pressurized cabins?

TRUE OR FLASE? there are always clouds during the winter, so it is colder

The sun converts - - - energy into - - - energy.

Mr. Roberts drives his car away from his house at a constant speed. Which of the following represents speed?

When an electron moves 2.5 m in the direction of an electric field, the change in electrical potential energy of the electron is 8x10-17j. what is the strength of the electric field that causes the change in potential energy?

For glass fragments to be individualized, what must be true? A. They must fit together B. They must have the same density C. They must look the same D. They must be the same color

In what way would a digital thermometer be preferable to those from a liquid-based thermometer? Digital thermometer readings are easier to use when performing calculations.

Why does the core of the sun contain more helium and less hydrogen than the surface of the sun?

What happens to a light ray passing through the center of a lens?

A spider crawling across a table leaps onto a magazine blocking its path. The initial velocity of the spider is 0.870 m/s at an angle of 35.0° above the table, and it lands on the magazine 0.0770s after leaving the table. Ignore air resistance.