Electromagnetic waves with a short wavelength occur at a (blank) frequency and are (blank) energetic.

A.

high; less

B.

high; more

C.

low; more

D.

low; less

What is technology? O A. the ability to perform a task in a short period of time using little to no energy OB. the ability to perform a task using a full range of motion in a short period of time OC.

The law of reflection states that the angle of ___ is equal to the angle of reflection.

An fm radio station broadcasts at a frequency of 10 1.3 mhz. what is the wavelength?

Describe a scientific method

What will be the result of sea level rising, causing the ocean to fill a glacially carved valley?

What type of changes does erosion cause? A physical B chemical C electrical D magnetic

Which of the following will exert a force on a magnet? another magnet a nearby piece of glass a nearby piece of plastic a nearby electric current

The rate at which light energy is radiated from a source is measured in which of the following units? A. Lumen B. Candela C. Lux D. Angstrom

Which type of energy makes up most of the internal energy of a solid substance? A. Kinetic energy from translation B. Kinetic energy from rotation C. Kinetic energy from vibration D. Potential energy from intermolecular forces

An archer pulls her bowstring back 0.376 m by exerting a force that increases uniformly from zero to 251 N. (a) What is the equivalent spring constant of the bow? N/m (b) How much work does the archer do on the string in drawing the bow? J