III. Directions: Write TRUE if the statement is correct if FALSE change the incorrect underline word. Write your answers on a separate answer sheet of paper. 1. The night- vision goggles make use of microwave. 2. Infrared remote controls are used in TV, video, cassette recorders and other electronic appliances. 3. Radio waves are used in in communication devices, car locking system and computers. 4. Microwaves are reflected in many directions by the fan and the walls of the microwave oven during baking of or cooking of food. 5. Radio waves scanners are used to show the temperature variation of the body. This can be used for medical diagnosis.

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

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grav force prop 1/r squared 2r all squared is 4rsquared 1/4rsquared quartered

laticia draws the diagram below to show earth’s magnetic field.

answer

the arrows to the right of earth should point up.

report!

explanation:

physics means: "the branch of science concerned with the nature and properties of matter and energy. the subject matter of physics, distinguished from that of chemistry and biology, includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms."