X Tess is testing materials to see if they conduct electricity. She
places each object shown below at point X, making sure the
object is touching each loose end of the wire. Which item will
complete the circuit, causing the bulb to light?
a
Penny

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o