G10.docx

1. The ship the set sail in 1831 to map the coastlines of South America was a. H.C.M Beagle c. M.V. Victoria b. H.M.S Beagle d. M.V. Beagle 2. Who was the author of “The Origin of Species” a. James Hutton c. John Baptiste de Lamark b. Charles Lyell d. Charles Darwin 3. It was observed that some of Asia’s animals can be found also in the Australian countries. a. Geographic distribution c. Embryonic evidence b. Homologous structure d. fossil evidence 4. Organisms tend to reproduce more that leads to competion for the resources that results to ___ a. Overproduction c. Variation of individuals b. Survival of the fittest d. struggle for existence 5. An evidence shows that Earth’s age was hundreds of millions of years because of the organism that live on it. a. Fossils c. embryo b. Ancestors d. homologous structures 6. It was observed that those orgnisms that can adapt in the changes in their environment will be the one who will live and survive. a. Variation of individuals c. Natural selection b. Survival of the fittest d. overproduction

Which electromagnetic waves have the longest wavelengths? a. Radiowaves c. Gamma waves b. Microwaves d. Infrared 8. What type of electromagnetic waves cause sunburns? a. X-rays c. Ultraviolet b. Infrared d. Gamma waves 9. Which electromagnetic waves enable humans to see? a. Infrared c. Microwave b. Gamma wave d. Visible lights 10. What type of electromagnetic waves have the shortest wavelengths? a. Radiowaves c. Gamma waves b. Microwaves d. Infrared 7.

11.

What type of electromagnetic waves have the most energy? a. Visible light c. X-rays b. Gamma Waves d. Radiowave

12. What type of waves are used to transmit cellular telephone messages? a. Gamma rays b. Radio waves c. Microwaves d. Visible light 13. A two-way radio is called ___________ a. Tranceiver c. Receiver b. Transmitter d.antenna 14. RADAR is an acronym for _____________ a. Radio Detecting and Range c. Radio Detection and Ranging b. Receiver Detection and Ranging cd. Radio Detector and Ranger 15. This electromagnetic wave is also known as heat radiation a. Infrared c. X-rays b. Ultraviolet rays d. Gamma rays 16. He discovered that electromagnetic waves travel at constant speed in vacuum a. Paul Villard c. James Clerk Maxwell b. Heinrich Hertz d. Albert Einstein 17.

What type of electromagnetic waves have the shortest frequency? c. Visible light c. X-rays d. Gamma Waves d. Radiowave

18. In an electromagnetic spectrum, the electromagnetic waves are arranged to their __________ a. Mass c. speed b. Amplitude d. frequency 19. Which of the following electromagnetic radiations penetrares another object and the mot dangerous? a. Gamma waves b. ultraviolet b. X-Rays d. Infrared 20. Which of the following technology uses microwaves? a. Laser c. Mobile phones b. Remote control d. TV 21.