You are told that a wave has a wavelength of 450 x 10^-9 m and a frequency of 6.67 x 1014 Hz. Is it a sound wave?

How do you know?

Which statement describes a way electromagnetic waves are different from mechanical waves? a. electromagnetic waves can travel only through matter. b. electromagnetic waves can carry energy over a distance. c.

Where in the laboratory is long, unrestrained hair most likely to be a safety concern? near an open flame close to a fume hood next to a concentrated sodium chloride solution by a cabinet that contains flammable liquids

How far is Mercury from the Sun?

Find the work w1 done on the block by the force of magnitude f1 = 95.0 n as the block moves from xi = - 5.00 cm to xf = 4.00 cm.

Resistance in wires causes electrical energy to be converted to what form of energy? sound chemical energy nuclear energy thermal energy

Which statement is most clearly objective? a. according to hernandez, i believe pilots must retire in their 60s. b. walters argues that no american in society is truly an island. c. the strongest aspect of cunningham's argument is the research. d.

Kinetic energy is defined as ½ mv2, where m is the mass of the object, and v is the velocity (or speed). Two gas molecules have the same kinetic energy, but molecule X has four times the mass of molecule Y. What can you say about their speeds?

What is the valure of work done on an objectwhen a 50newton force moves it 15 metrs in thesame dirction as the force

IF a rock has a mass of 92,224 kg, what is it's weight?

Whitch best defines the relationship between speed and velocity