A swimmer can swim 4.00 km/h in still water. He heads south across a river that flows east at 2.00 km/h. The river is 0.500 km wide. His velocity wih respect to the ground is

Name a characteristic property of water

Based on the table and your knowledge of waves, what can you conclude about the wavelength of mechanical waves compared to electromagnetic waves? A) Mechanical waves have greater amplitude. B) Mechanical waves tend to have longer wavelengths.

A potential difference of 0.750 V is needed to provide a large current for arc welding. If the potential difference across the primary of a step-down transformer 117.

The collision of the molecules of a fluid inside the surface of their container best describes which of the following?

Which best compares the gravitational force and the strong force?

Which of the following values represents an index of refraction of an actual material? A. 0 B. 1 / 4 C. 5 / 4 D. 1 / 2

Which statement best describes the effect of scientific advances on society? A. They always have a positive impact on society. B. They are inspired by the needs of society. C. they do not affect society beyond the community level. D.

Which way does wind blow, A. horizontally, B. Only from east to west, C. Only from West to east, D. vertically

If you were asked how to evaluate scientific evidence, what would you would want to include in your answer?

What caused the slope to change around 1905 and 1906?