Science Reviewer FOR RMHS

Every electric motor has two essential parts: one that is stationary and one that rotates, the stator.  What do you call to the row of magnets lining the edge of the motor casing which is usually a round plastic drum?

• Rotor

• Motor

• permanent magnet

• commuter

What happens to the wavelength as frequency increases?

• Wavelength stays the same

• Wavelength increases

• Wavelength either increase or decrease

• Wavelength decreases

What type of reflection is shown in the diagram?

• Both Specular & Diffuse Reflection

• Specular Reflection

• Either Specular or Diffuse Reflection

• Diffuse Reflection

Which type of EM wave do we utilize to increase the thermal energy of our food?

• Microwaves

• X-rays

• Radio Waves

• Gamma Rays

The characteristics of the image formed by a convex lens depend on

• the thickness of the convex lens

• distance of the object from the lens

• the amount of light source

• the height or the size of the object

Two lights have the same amplitude. The wave with the higher frequency carries ____ energy

• Higher than the original amount

• The same amount

• More

• Less

Which of the following best describe the final image formed in a compound microscope?

• real, upright, reduced

• virtual, upright, reduced

• virtual, inverted, enlarged

• virtual, inverted, same size

Describe the image formed when an object is placed between the focal point and the center of curvature of a convex mirror.

• virtual, upright, enlarged

• virtual, upright, reduced

• real, upright, reduced

• real, inverted, enlarged

Compare the parts of the camera and the human eye: Shutter: Iris: Screen:

• Retina

• Iris

• Pupil

• Choroid

Which term refers to the bending of light when it travels from one medium to another of different optical densities?

• Diffraction

• Interference

• Refraction

• Reflection