Grade 10 Science 1st Quarter

Republic of the Philippines  Nueva Ecija University University of Science Science and Technology Technology Fort Magsaysay Capus! Palayan City FIRST QUARTER TEST IN GRADE 10 SCIENCE

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TEST I ' Choose the letter that bests ans(er the )uestion or copletes the stateents* Encircle only* +* ,ccording to the plate tectonics theory! theory! seafloor spreading spreading -e*g* botto of the red sea. sea. ta/es place at a a* Convergent boundary c* divergent boundary  b* Subduction 0one d* transfor boundary 1* The ongoing ongoing occurrence occurrence of earth)ua/e earth)ua/ess (ithout seafloo seafloorr spreading! spreading! oceanic oceanic trenches! trenches! or volcanoes volcanoes is ost characteristic of a a* Convergent bo boundary be bet(een pl plates c* di divergent bo boundary be bet(een pl plates  b* Subduction 0one d* transfor boundary bet(een plates plates 2* These These are are large large tecto tectonic nic plat plates es E3CE E3CEPT PT"" a* ,ntarctic plate c* pacific plate  b* 4ndian plate d* ,frican ,frican plate 5* 6hich 6hich of the follo(ing follo(ing is is N7T a geologic geologic process process that that occurs occurs along converg convergent ent boundarie boundaries8 s8 a* Earth)ua/es c* ountain9building  b* Tornado Tornado d* volcanis :* 6hich 6hich of these these ters ters is ;E,ST ;E,ST related related to to earth)ua earth)ua/es8 /es8 a* Trench c* fault  b* ;ava d* epicenter  <* The preferre preferred d nae for the the very large large ocean ocean (aves that that are generat generated ed by an earth)ua/e earth)ua/e!! landslide landslide or volcanic e=plosion is a* Tidal (ave c* tidal bore  b* Tsunai Tsunai d* Mercalli%Richter Mercalli%Richter (ave >* The source source of of energy energy that that drives drives the the hydrologi hydrologic%(a c%(ater ter cycle cycle is a* The ocean c* the sun  b* ;atent heat fro the evaporating evaporating (ater d* the earth?s earth?s interior  interior  @* 6hen (ater (ater vapor in the the atosphe atosphere re condens condenses es to li)uid li)uid (ater! (ater! a* &e( falls to the ground c* a cloud fors  b* Rain or sno( falls to the ground d* all of the above are correct correct A* Considering the average average aount of (ater (ater that evaporates fro the earth?s oceans each each year and the average aount that returns by precipitation! a* Evapor Evaporati ation on is grea greater ter than than prec precipi ipitat tation ion  b* Precipitation Precipitation is greater than than evaporation c* Preci Precipit pitati ation on balanc balances es evapor evaporati ation on d* There There is is no patt pattern ern that that can be be gener generali ali0ed 0ed +B* The ost abundant cheical cheical copound at the surface surface of the earth is a* Silicon dio=ide c* (ater    b* Nitrogen gas d* inerals of iron! agnesiu agnesiu and silicon ++* 7f the total supply! supply! the aount of (ater (ater that is available for for huan consuption and agriculture agriculture a* A> percent c* about 2 percent  b* about t(o9thirds t(o9thirds d* less than + percent +1* The basic unit of the universe is a* star c* galactic cluster    b*solar syste d* gala=y +2* 4f the the core reaining reaining after a supernova has a ass bet(een +*: and 2 solar solar asses! it collapses collapses to for a a* (hite d(arf c* red giant  b* neutron star d* blac/hole

+5* Mar/ notices a puddle of (ater on his (ay hoe fro school* The ne=t day the puddle is gone* 6hat ost li/ely happened to the puddle of (ater8 a* 4t elted* c* 4t precipitated  b* 4t condensed d* 4t evaporated +:* 6hich (ould help conserve (ater8 a* 6ater the la(n every day c* Turn off the (ater (hile brushing teeth  b* 6ash the car every day d* Run the dish(asher after each eal +<* Martina only (ashes her s(eater after she has (orn it several ties* Martina is helping the environent by a* (asting (ater c* recycling (ater   b* reusing (ater d* conserving (ater  +>* 6hich is not a place that a (ild anial (ould get (ater8 a* River c* Strea  b* Faucet d* ;a/e +@* 6hen you have a glass of cold (ater! (ater droplets tend to occur on the outside of the glass* 6here did the (ater coe fro8 a* 4t lea/ed through the glass*  b* 4t (as s(eat fro a person* c* The glass (as tipped over b y soeone* d* 4t condensed fro the (arer air eeting the cold glass +A* 6hat can (e do to reduce (ater pollution8 a* Pour cheicals into drains c* &up trash into la/es  b* Use lots of fertili0er d* Clean up oil spills properly 1B* ,ll rivers flo( to oceans or la/es because (ater a* can evaporate c* is clear   b* flo(s do(nhill d* can free0e TEST II – 4dentify (hat is being as/ed in the follo(ing* 6rite you ans(ers on the space before each nuber*  ###############+* The side(ays and do(n(ard oveent of the edge of a plate of the earth?s crust into the antle beneath another plate*  ###############1* , source of olten roc/ in the antle*  ###############2* Current (hich are fored the rising and sin/ing of antle roc/s*  ###############5* The thin! outer layer of the earth*  ###############:* , place (here t(o plates are oving a(ay fro each other*  ###############<* The part of the earth?s surface directly above the starting point of an earth)ua/e*  ###############>* , brea/ in the ground along (hich oveent has ta/en place*  ###############@* , portion of the antle that is (ea/D and capable of flo(ing under certain conditions*  ###############A* ,n invisible region believed to e=ist in space having a very strong gravitational field and thought to be caused b y the collapse of a star*  ###############+B* , chain of volcanoes at the seafloor*  ###############++* , cloud of interstellar aterial ade up of dust! hydrogen and other gases*  ###############+1* , long narro( steep9sided depression in the ocean floor*  ###############+2* , nebula fored in the constellation Taurus*  ###############+5* ,n e=plosion of a giant star*  ###############+:* 4t is being characteri0ed by a narro( jet of gaa radiation that e=plodes fro the collapsing star* TEST III ' Enuerate (hat is being as/ed in the follo(ing* a* -+92. characteristics of an active volcano  b* -59<. layers of the earth c* ->9++. different processes that occur in the (ater cycle d* -+19+:. basic coponents of a (atershed e* -+>9+A. ajor groups of (ater containants f* -1B915. different (ater treatent processes for huan consuption and use g* -1:92B. different (ays on ho( to conserve (ater in your hoe “GOODLUCK AND GODBLESS” PREPARED BY: SIR GAQ