suhu dan perubahannya Flashcards

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1
Q

suhu adalah

A

derajat/tingkat energi panas suatu benda

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2
Q

panas adalah

A

salah satu bentuk energi yang mengalir

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3
Q

termometer adalah

A

alat ukut SUHU

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4
Q

energi panas menyebabkan

A

molekul zat cair bergerak menjauh, jarak molekul renggang, dan volume bertambah massa zat tetap

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5
Q

sifat termometrik zat yaitu

A

volume zat akan berubah apabila dipanaskan atau didinginkan

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6
Q

zat cair pengisi termometer ada 2, yaitu

A

air raksa dan alkohol

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7
Q

sifat air raksa (3 aj)

A

volume air raksa berubah secara teratur, cepat mengambil panas dari suatu benda, tidak membasahi dinding pipa kapiler dan mudah dilihat

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8
Q

keuntungan dan kerugian alkohol (msg2 3)

A

keuntungan : harga murah, teliti dan dapat mengukur suhu rendah
kerugian: membasahi dinding kaca, titik didih 78 c, dan tidak berwarna (perlu pewarna)

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9
Q

kenapa air tdk bisa sebagai pengisi termometer?

A

air bisa mengalami penyusutan

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10
Q

ada 4 skala termometer, yaitu:

A

celcius, fahrenheit, reamur dan kelvin

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11
Q

titik tetap atas (mendidih) dan titik tetap bawah (membeku) skala2 termometer yaitu:

A

c : 100, 0
f : 212, 32
r : 80, 0
k : 373, 273

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12
Q

celcius dan fahrenheit ditemukan oleh

A

c : anders celcius

f : daniel gabriel fahrenheit

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13
Q

perbandingan skala c : f : r : k adalah

A

c (100) : f (180) : r (80) : k (100)

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14
Q

perbandingan skala c f r k setelah disederhanakan yaitu

A

5: 9:4:5
c: f:r:k

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15
Q

rumus konversi skala adalah

A

dit
—- x a
dik

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