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NASKAH TRYOUT - SNBT UTBK TAHUN 2024 ТЕТลВ nanoparticles are made of the same material as in jewelry. But when light interacts with particles
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NASKAH TRYOUT - SNBT UTBK TAHUN 2024 ТЕТลВ nanoparticles are made of the same material as in jewelry. But when light interacts with particles of gold, different colors are reflected. The different colors can be used in simple medical tests to indicate infection or disease. Metals such as copper become extremely rigid at the nanoscale, rather than bendable as in copper wires seen in everyday use. 131. What is the major differenco between mater at larger scales at the nanoscale and matrer such as millimeters or inches? (A) At the nanoscale, metals are bendable, (B) and at larger scoles they are rigid. (B) Matter has different and special (C) At the nanascale, nanoscale. properties as matter at the has the same (D) There is no difference (E) All are true 132. Which claim from the passage best describes the benefits of nanotechnology? (A) Scientists can develop novel technologies and products. (B) Nanotechnology is defined as the understanding and control of matter at dimensions of roughly 1 to 100 nanometers. (C) The different colors can be used to indicate infection or disease. (D) Unique properties of materials emerge. (E) NONE of the above. 133. What is the author's primary purpose in writing this essay? (A) To explain how to utilize the nanoscale. (B) To review the conversion beiween the nanoscale and nanotechnology. (C) To advocate for the usage of more nanotechnology. (D) To describe what nanotechnology is. (E) To persuade to use nanotechnology. 134. Which of the following statements is not a detail from the passage? (A) Nanotednology is unique because small scale materials have different properties than at other sizes. (B) The rigidity of nanoscale copper is useful for medical testing and equipment. (C) Protein molecules are larger than DNA molecules. (D) At the nanoscale, gold reflects different colors that at visible scales like millimeters or centimeters. (E) NONE of the above. 135. What is the meaning of the word properties in the passage? (A) Physical spaces (B) Types (C) Abilities (D) Qualities or attributes (E) Proper

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Jawaban

Penjelasan:


Langkah 1:

Identifikasi Pertanyaan
Pertanyaan ini terkait dengan perbedaan antara materi pada skala nanometer dan skala yang lebih besar.

Langkah 2:

Analisis Jawaban
Pilihan (A) menyatakan bahwa pada skala nanometer, logam dapat ditekuk, sedangkan pada skala yang lebih besar, mereka kaku. Ini merupakan perbedaan yang relevan dengan topik.

Langkah 3:

Penentuan Jawaban
Jadi, jawaban yang benar adalah:
(A) At the nanoscale, metals are bendable, and at larger scales they are rigid.

Jawaban:


(A) At the nanoscale, metals are bendable, and at larger scales they are rigid.
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Jika f(x)=2-x,g(x)=x+1 dan h(x)=3x maka nilai (hcirc gcirc f)(x)=ldots . 9-x 3x+6 9-3x 6-3x :x+9 Diketahui fungsi f(x)=2x+3 dan g x (x)=3x-12 . Fungsi

Diketahui f:Rarrow R dirumuuskan oleh f(x)=(x+2)/(x-3),xneq 3 Hasil dari f^-1(x) adalah __

a dan b adalah kontanta dalam persamaan ax^3-6x^2+2ax-3b=0 Jika jumlah akar- akarnya 3 dan hasil kali akar - akanya 6. maka nilai a+b adalah __

3. Periksalah kekontinuan dari fungsi berikut: f(x)= ) 9-3x,&xlt 2 2&,&x=2 2x-1&,xgt 2

SOAL NO . 4 Nilai suku banyak x^5-x^3+7x+12 untuk x=-2 adalah __ A. -26 C. 22 E. 66 B. -22 D. 26 A B C D E

Modus dari data skor tersebut adalah ... __ (pembulatan satu desimal) A. 61,3 D. 65,6 B. 62,8 E. 66,2 C. 64,1 a. Perhatikan tabel berikut. Kelas Freku

8. - (y^-3cdot y^4)/(y^8)= __

( ( Soal ))/(20^circ) mathrm(e)=(10)/(12)( )^circ mathrm(R) 20^circ mathrm(e)=(12)/(10)( )^circ mathrm(F) 20^circ mathrm(e)=ldots( )^circ mathrm(K) 30

Variabel acak Z b erdistribusi Normal standar . Tentukan k sedemikian hingga a P(klt Zlt -0.5)=0.3197 b P(0.1lt Zlt k)=0.5213

Diketahui fungs: f(x)=-3 x-5 [ f(x)=x^2-2 x+1 ] tentukan Rightarrow a (f circ g)(x) [ ( b. )(g circ f)(x) ]

3. Gambarlah Kubus ABCD EFGH dengani panjang sisi 6 cm .Tentukan jarak antara titik E dengan bidang AFH

3. Tuliskan bilangan-bilangan berikut ini dalam bentuk baku! a. 0,00000056 b. 120.000 .000.000 Jawab: ...................

1. Bentuk segerhana ((x^2 y^-1)/(x^-1) y^(2))^2

2. Fungsi y=9x^2-12x+6 adalah hasil transformasi dilatasi sejajar sumbux dengan skala k dari fungsi y=x^2-4x+6 Tentukan skala k.

Perhatikan himpunan pasangan terurut berikut (1,2),(2,2),(3,2),(4,2) (ii) (1,4),(1,6),(3,5),(4,7) (iii) (1,4),(2,5),(3,6),(4,7) (iv) (p,5),(q,6),