Key & Academic Words Unit 1 - Reading 2

Convex

• Rounded or curved inward.

• Impossible to see through; preventing the passage of light.

• Having an outline or surface curved outward like the exterior of a circle or sphere.

• Permitting light to pass through, but not transparent.

Concave

• Allowing light to pass through; easily recognized or understood; easily seen through or detected.

• Rounded or curved inward.

• Having an outline or surface curved outward like the exterior of a circle or sphere.

• Permitting light to pass through, but not transparent.

Opaque

• Having an outline or surface curved outward like the exterior of a circle or sphere.

• Allowing light to pass through; easily recognized or understood; easily seen through or detected.

• Permitting light to pass through, but not transparent.

• Impossible to see through; preventing the passage of light.

Translucent

• Permitting light to pass through, but not transparent.

• Allowing light to pass through; easily recognized or understood; easily seen through or detected.

• Horizontal distance between the crests or between the troughs of two adjacent waves.

• Impossible to see through; preventing the passage of light.

Transparent

• Impossible to see through; preventing the passage of light.

• Horizontal distance between the crests or between the troughs of two adjacent waves.

• Allowing light to pass through; easily recognized or understood; easily seen through or detected.

• Permitting light to pass through, but not transparent.

Wavelength

• Allowing light to pass through; easily recognized or understood; easily seen through or detected.

• Horizontal distance between the crests or between the troughs of two adjacent waves.

• Having an outline or surface curved outward like the exterior of a circle or sphere.

• Impossible to see through; preventing the passage of light.

Interpret

• Able to be seen or perceived.

• Having a certain force or effect in fact but not in name; so close as to be equivalent to the real thing.

• Send something across places; to pass through

• Explain the meaning of (information, words, or actions).

Transmit

• Send something across places; to pass through.

• Explain the meaning of (information, words, or actions).

• Having a certain force or effect in fact but not in name; so close as to be equivalent to the real thing.

• Able to be seen or perceived.

Virtual

• Able to be seen or perceived.

• Having a certain force or effect in fact but not in name; so close as to be equivalent to the real thing.

• Explain the meaning of (information, words, or actions).

• Send something across places; to pass through.

Visible

• Send something across places; to pass through.

• Explain the meaning of (information, words, or actions).

• Able to be seen or perceived.

• Having a certain force or effect in fact but not in name; so close as to be equivalent to the real thing.