If the period of a certain wave (wavelength = 4.5 m) is 2 seconds, what is the speed of the wave?

0.44 m/s

1.1 m/s

9.0 m/s

2.3 m/s

What is the tendency of two masses alone in the universe to drift together a result of?

which of the following does not represent a significant negative environmental impact of using nuclear fuel

When the ionic compound NaBr dissolves in water, Br - ions are pulled into solution by the attraction between what two particles?

Is there is only one tool used to heat equipment in the laboratory.

How many grams of benzene, C 6 H 6, can be melted with 39.8 kJ of heat energy? The molar heat of fusion of benzene is 9.95 kJ/mol.

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?