A water wave with a wavelength of 35.6 cm approaches a wall with a large opening in it. The hole begins to close. What size does the hole in the wall need to be for the wave to noticeably diffract through the hole? Justify your answer.

Explain how electricity can be conducted by acids ad=nd bases

Which of the following terms describes the streak of light created when a space object enters Earth's atmosphere? Impact crater Meteor Meteorite Meteoroid

Was the fruit orange named after the color orange or was the color orange named after the fruit orange?

Match the term to the correct description. options: ~a positive particle in the nucleus of an atom. ~when an atom gives away, or loses electrons, it becomes this.

You are hiking to the top of a small canyon. When you stop for a rest you decide to shout "hello" across the canyon. You hear your echo 1.10 s after your shout. If sound waves travel at 340 m/s, how wide is the canyon?

Using - 10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

What will most likely happen if a light wave moves through a solid?

Ben franklin showed that 1 teaspoon of oil would cover about 0.50 acre of still water. if you know that 1.0 x 104m2 = 2.47 acres, and that there are 5.0 cm3 in a teaspoon, what is the thickness (in cm) of a later of oil?

Which of the following are indicators of chemical changes (choose all that apply): 1. A solid is formed 2. Heat is released or absorbed 3. A gas is released 4. Light or Sound is Produced 5. State of Matter changes 6. A color change takes place 7.

How long do your guests have to wait until the steaks are ready?