Gen. Climaco National High School Science 10 Exam PDF

DEPARTMENT OF EDUCATION GEN. CLIMACO NATIONAL HIGH SCHOOL General Climaco, Toledo City **SECOND PERIODICAL TEST IN SCIENCE 10** Direction: Read each question carefully and encircle the letter corresponding to your answer. **[NO ERASURE]** 1\. What waves are created due to v...

DEPARTMENT OF EDUCATION GEN. CLIMACO NATIONAL HIGH SCHOOL General Climaco, Toledo City **SECOND PERIODICAL TEST IN SCIENCE 10** Direction: Read each question carefully and encircle the letter corresponding to your answer. **[NO ERASURE]** 1\. What waves are created due to vibrations between electric and magnetic fields? a\. electromagnetic spectrum b. electromagnetic wave c\. microwave d. radio wave 2\. Which of the following electromagnetic waves has the LEAST wavelength range? a\. infrared c. ultraviolet b\. visible light d. x-ray 3\. Which among the following electromagnetic waves has the SHORTEST wavelength? a\. infrared c. microwave b\. radio wave d. x-ray 4\. Among the given EM waves below, which carries the MOST energy? a\. microwave c. radio wave b\. ultraviolet ray d. visible lights 5\. What EM wave makes cellular telephones transmit and receive signals? A. radio waves C. visible light B. microwaves D. gamma rays 6\. Which kind of wave is used in night vision goggles? A. microwave C. gamma ray B. infrared D. visible light 7\. Which of the following EM waves makes use of artificial lighting? A. visible spectrum C. gamma rays B. x-ray D. infrared 8\. What type of electromagnetic waves is used in RADAR? A. infrared rays C. radio waves B. microwaves D. ultraviolet rays 9\. What imaging technique uses powerful magnets, computers, and radio waves to make detailed pictures inside your body? A. thermal imaging B. Magnetic Resonance Imaging (MRI) C. infrared imaging D. X-ray image 10\. Which kind of wave causes the fluorescent chemicals to glow in sunlight? A. microwave C. gamma ray B. ultraviolet D. visible light 11\. All of the following are dangerous waves when taken by the body in large amounts except one. Which is it? A. radio waves C. ultraviolet B. gamma rays D. x-rays 12\. Radio wave is useful in which of the following applications? A. watching television B. sterilizing medical equipment C. treating cancers D. sunbathing 13\. Infrared waves are useful in which of the following applications? A. remote control B. screen of electronic devices C. television signal D. night vision goggles 14\. Microwave is useful in which of the following applications? A. remote control B. artificial lighting C. cellphone communication D. sterilization 15\. What form of wave makes your skin tan when exposed for a long time? A. infrared rays C. radio waves B. microwaves D. ultraviolet rays 16\. Which of the following is **[not]** an application of visible light? A. bulb C. cell phone screen B. security markings D. flashlight 17\. Which of the following is the correct meaning of the acronym GPS? A. Guided Position Symbol B. Guided Positioning System C. Global Positioning System D. Global Perimeter Scale 18\. Which of the devices below can be used to detect aircraft and ships? A. RADAR B. GPS C. MRI D. communication tower 19\. Which among the following EM waves has the HIGHEST frequency among others? a\. infrared c. ultraviolet b\. microwave d. x-ray 20\. Which of the following EM waves has the LEAST amount of energy? a\. gamma ray c. radio wave b\. microwave d. x-ray 21\. Which two waves lie at the beginning and end of the electromagnetic spectrum? a\. gamma ray and X-ray b\. microwave and ultraviolet rays c\. radio wave and gamma ray d\. radio waves and microwaves 22\. In the electromagnetic spectrum, which has the longest wavelength? a\. gamma ray b\. radio wave c\. ultraviolet d\. visible light 23\. Which of the following is correctly arranged from longest to shortest wavelength? a\. gamma ray, radio wave, infrared b\. microwave, x-ray, gamma ray c\. ultraviolet, visible light, radio wave d\. x-ray, gamma ray, ultraviolet 24\. Which of the following is correctly arranged from lowest to highest energy? a\. microwave, visible light, radio wave b\. ultraviolet, radio wave, infrared c\. visible light, ultraviolet, gamma ray d\. x-ray, gamma ray, ultraviolet 25\. All of the following made use of gamma rays except one. Which is it? A. treating tumors C. sterilization of water in drinking fountains D. sterilization of medical equipment 26\. It refers to the extent or the limits between which variation is possible. A. Range C. Wave B. Frequency D. Trough 27\. It is the distance between two successive identical parts of a wave. B. Frequency D. Trough 28\. It is the lowest point in a wave. A. Wave C. Trough B. Crest D. Amplitude 29\. It is the highest point in a wave. A. Wave C. Trough B. Crest D. Amplitude 30\. It is the distance from the midpoint to the highest or lowest point of a wave. A. Wave C. Trough B. Crest D. Amplitude 31\. It refers to the number of waves produced in one second. A. Range C. Wavelength B. Frequency D. Trough 32\. What is 367,000,000 in scientific notation? A. 3.67 x [10^8^]{.math.inline} C. 0.367 x[10^8^]{.math.inline} B. 367.0 x [10^8^]{.math.inline} D. 36.7 x [10^7^]{.math.inline} 33\. What is 0.0006491 in scientific notation? A. 6.491 x [10^ − 4^]{.math.inline} C. 6.491 x [10^3^]{.math.inline} B. 64.91 x [10^4^]{.math.inline} D. 6.491 x [10^ − 3^]{.math.inline} 34\. Write 9.345 x [10^7^]{.math.inline} in standard form. A. 93,450,000,000 B. 93,450 C. 93,450,000 D. 9,345,000 35\. Write 5.64 x [10^ − 6^]{.math.inline} in standard form. A. 0.0564 B. 0.564 C. 0.00000564 D. 0.00564 36\. The reflection by the rough surfaces that tend to reflect light in all directions is called \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. diffused reflection C. regular reflection B. glossy reflection D. specular reflection 37\. The image you see in a plane mirror is called a \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ image because it is not a real, physical object. A. imaginary C. physical B. reflected D. virtual 38\. The image seen in a plane mirror is \_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. real and inverted B. virtual and inverted C. real and upright D. virtual and upright 39\. Diffuse Reflection is produced by \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ surfaces that tend to reflect light in all directions. A. rough C. semi rough B. semi smooth D. smooth 40\. Which of the following is a diverging lens? A. concave lens C. convex lens B. parabolic lens D. plane lens 41\. The center of curvature is denoted by letter \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. c C. C B. o D. O 42\. If the angle of incidence between the incident ray and the normal line is 25 degrees, what is the angle of reflection? A. 65 degrees C. 45 degrees B. 35 degrees D. 25 degrees 43\. The image formed by a concave mirror will \_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. always be real B. be either real or virtual C. always be virtual D. will always be magnified 44\. The image formed by a convex mirror will \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. always be real B. be either real or virtual C. always be virtual D. will always be magnified 45\. The focal length is one-half the distance from the vertex to the\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. center of curvature B. radius of curvature C. principal axis D. none of the above 46\. The focal length is denoted by the letter \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. f C. F B. P D. p 47\. A spherical mirror with reflecting surface curved inwards is called \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. concave mirror C. curved mirror B. convex mirror D. none of the above 48\. The distance from the focal point to the vertex is called \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. center of curvature C. focal point B. focal length D. vertex