1. Which layer do we live on? 2. What layer is directly below your answer above?
3. What is the thickest layer?
4. Which 2 layers are included in the lithosphere?

One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. you see that the patch of light seems to be a circular diffraction pattern. it appears that the central maximum is about 1 cm across and you estimate that the distance from the window shade to the wall is about 3 m. what is (a) the average wavelength of sunlight? (b) the diameter of the pinhole?

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.