ช่วยทีนะคะ ตอนนี้งงมาก อาจารย์ตัองการคำตอบที่ตรง keyword ของทฤษฎีค่ะ

1) จากรูปผลสังเกตการทดลองยิงลำรังสีผ่าน สนามไฟฟ้าและสนามแม่เหล็ก จงสรุป คุณสมบัติของรังสีชนิดนี้ (2 คะแนน) ๒ectrx filed ตอบ hi ollege dertrie Fled Molybderum filarment Tungsten flaาsent 2) ในการทดลองของทอมสัน (J. 1 Anode Anode Cathode Cathode Thomson) หากให้กระแสไฟฟ้าแก่ไส้ โลหะ (metallic filament) ต่างชนิด T electric filed electric filed high voltage high woltage กันจะเกิดลำรังสีคาโทดซึ่งเมื่อเคลื่อนที่ ผ่านสนามไฟฟ้าจะสังเกตผลได้ดังรูป Tantalum filament

ช่วยหน่อยค่าาา

ZR0 CONDITTONAL - CERTAINTY IF/WHEN CONDITION RESULT PRESENT SIMPLE PRESENT SIMPLE If/When you heat butter it melts RESULT IF/WHEN CONDITION PRESENT SIMPLE PRESENT SIMPLE Butter melts If/when you heat it We use the zero conditional when the result of the condition is always true and obvious. Exercise Write the verbs in brackets. Use the ZERO conditional. 1-If it (rain), the streets (get) wet. 2-My mother (get) angry when I (not do) my homework every day. 3- If you (run) too fast, you (get) really exhausted. 4-1 can't (understand) Elizabeth when she (speak) so quickly. 5-If Madeleine (miss) the seven o'clock train, she (be) late for work. 6- When you | (turn on) an electric al appliance, the electricity meter (go) up. 7- My little sister always (cry) when she (be) hungry. 8-When you |(drink) too much alcohol, you sure (get) drunk. It's dangerous. 9-The mountains (get) white when it (snow). 10-If you (don't drink) enough water, yoน (become) dehydrated. 11-You (gain) weigh if you (eat) too much sugar and fried food. 12-When my mother (have) a toothache, she always, (take) an aspirin. 13-If you (mix) red and blue, you, (get) purple. 14-Plants | (die) if they (not get) enough water. 15- If you (break) a leg, it (hurt) and it's very painful. 16- When my friends (tell) me an important secret, I never (tell) it to anyone. 17- You (get) a substantial fine if you (not pay) your taxes. 18- If you (not get) enough vitamins and iron, you| (suffer) from anaemia.

วิชาscience

Fill in the blanks with the given words. reinforced concrete insulators cross-linked ceramics melting Superior polymer polymerization non-biodegradable hard inert plastic composite branched monomer 1. A is a large molecule with many repeating smaller unit of the same kind. 2. A is the smaller unit that joins up repeatedly to form a polymer. 3. is a process in which monomers combine chemically to produce a polymer. 4. There are three types of polymers based on their structures, namely linear polymers, polymers and - polymers. 5. synthetic fiber and synthetic rubber are examples of polymers. 6. Generally, synthetic polymers are to chemicals, thermal and electrical เand light. 7. Synthetic polymers can cause pollution because they are 8. are inorganic non-metallic solids that are heated to become hard. 9. Generally, ceramics are strong, inert to chemicals, good insulator of electricity and heat and have high -point. 10. A material is formed when two or more different substances are combined. 11. The properties of composite materials are more properties of the original components. than the 12. Examples of composite materials are and fiberglass. Chapter 3 555 Materials

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VOCABULARY DEVELOPMENT Word-building (2) 1 Look at the words from Unit 5. Use a dictionary to identify what part of speech each word is. STUDY SKILแL Suffixes Identify the part of speech of a word (verb, noun, adjective, or adverb) to help you understand the meaning and develop your vocabulary, for example: inform (v), information (n) informal (adj), infoirmally (adv) forget greatly invitation international renewable criticism really enjoy 2 Complete the table for each word with one example of each part of speech. Mark the stressed syllable. Use your dictionary to help. Read STUDY SKILL Suffixes give you clues to the part of speech, for example: " -tion, -ism, ment, ity, ness are noun suffixes, for example, invitation " -al, -ful, -able are adjective suffixes, for example, jnternational " -ly is an adverb suffix, for example. formally verb adjective adverb noun think hopefuly pain pleasure critical 3 Read STUDY SKILแ Match meanings 1-10 with prefixes a-j. STUDY SKILแ Prefixes Use the example words in italics to help. a auto- autobiography antiseptic bilingual d micro- microphone misprint f multi- multimedia Adding aprefix changes the meaning of a word. Each prefix has a different meaning and can be found as a separate entry in the dictionary. For example: mis- means wrong or not e.g. misunderstand. bi- means two or twice, e.g. biannual (twice a year). 1 against 2 wrong: not b anti- 3 | small/tiny ( bi- 4 |after | two/twice under 5 e mis- 6 across; change again 9 8 post- postgraduate h re- 7 8 review | by itself/oneself i sub- submarine 10 many j trans- transform 4 Complete definitions 1-10 with an example word from exercise 3. is to change something completely. is a piece of electrical equipment that is used for making sounds and 1 To 2 A voices louder. 3 Someone who is can speak two languages equally welL. 4 A liquid or cream which stops a cut becoming infected is called an 5 A type of ship which can travel underwater is a 6 To your work is to look at it again to make sure you understand. 7 An is the story of a person's life written by that person. 8 A is someone doing further studies at a university after his or her first degree. 9 is using sound, pictures, and film as well as text on a screen. 10 A is a mistake in printing or typing. 32 Unit 5 - Conferences and visits

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Zero Conditional If + Present Simple, Present Simple We use the zer0 conditional to talk about things that always happen in certain conditions. The main action is an automatic result of the if-clause. (We can sometimes use when instead of if.) Task 1. Open the brackets. Remember about the punctuation. 1) If you 2) If you (press) this button the machine (press) this button the machine (not practise) the piano every evening I (take) our dog to the park she (heat) ice it (miss) the 8 o'clock train I (be) late for work my boss (start). (stop). 3) IfI (forget) how to play it. 4) If we (run) away. 5) If you 6) If/When I (melt). (be) late for work. 7) If/When I if/When people 9) When you (get) angry. (not eat) they (fy) budget airline you 8) (get) hungry. (have to) pay for your drinks and snacks. (take) plenty of sun cream. It'll be very hot. 10) When you (go) on holiday Task 2. Rewrite each pair of sentences to make one sentence with the zero conditional. 1) You heat water to 100 degrees. It boils. 2) You cross an international date line. The time changes. 3) It rains. The grass gets wet. 4) Wood doesn't burn. There is no air. 5) Ice floats. You drop it in water. 6) There is no rain. The grass doesn't grow. 7) Iron rusts. It gets wet. 8) People eat to0 much. They get fat. 9) Babies are hungry. They cry. 10) The river freezes. It's very cold. Task 3. Write the sentence with the zero conditional. (I/ wake up late / I / be late for school) (people / eat / too many sweets / they / get fat) (my husband / cook / he / burn the food) (I/ feel good the next day / I/ go to bed early) (you / mix water and electricity / you / get a shock) (she / buy expensive clothes / she / go shopping) (I/ cycle to work / the weather / be fine) (I/ study hard / I / pass my exams)

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อยากได้คำตอบค่ะ ช่วยแนะนำแนวทางที ของวิชาelectrical วงจรไฟฟ้า

นและกระแสไฟฟ้าที่เวลา(= 0

ช่วยบอกวิธีประหยัดพลังงานมา10ข้อหน่อย (ภาษาอังกฤษนะคะ)

Desmosome และ Gap junction มีความสำคัญอย่างไรกับกล้าเนื้อหัวใจ

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