Charles' Law Challenge

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Explore volume vs temperature at constant pressure

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Liz

Philippines

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Charles' Law Challenge


Charles' Law ChallengeVersion en ligne Explore volume vs temperature at constant pressure par Liz 1 Who formulated the relationship between gas volume and temperature at constant pressure? a Gay-Lussac b Amedeo Avogadro c Robert Boyle d Jacques Charles 2 In Charles' Law, which quantity remains constant? a Volume b Temperature c Pressure d Moles 3 As temperature increases, what happens to the volume of a gas at constant pressure? a Volume increases b Volume decreases c Volume stays the same d Volume first increases then decreases 4 Which graph best represents V vs T at constant P for an ideal gas? a An upward-curved line b A horizontal line c A straight line with positive slope d A downward-curved line 5 What quantities are directly proportional in Charles’ Law? a Pressure and Temperature b Volume and Pressure c Moles and Volume d Volume and Temperature 6 What does k stand for in the equation V = kT? a P/V b T/V c V/P d V/T 7 Which temperature scale must be used for Charles’ Law? a Kelvin b Rankine c Celsius d Fahrenheit 8 How do you convert Celsius to Kelvin? a Add 273.15 b Multiply by 273.15 c Divide by 273.15 d Subtract 273.15 9 What is 35°C in Kelvin? a 238.15 K b 358.15 K c 308.15 K d 283.15 K 10 From the data table, what is the relationship between V and T at constant P? a Directly proportional to T^2 b Inversely proportional c No relationship d Directly proportional 11 What is the temperature in Kelvin when V = 32 cm3 according to the table data? a 423 K b 303 K c 150 K d 273 K 12 Which equation represents Charles’ Law for constant pressure? a V = kT b V1/T1 = V2/T2 c V1V2 = T1T2 d P1V1 = P2V2 13 If a balloon is 2.20 L at 25°C and 51°C is reached, what is V? a 2.39 L b 2.80 L c 2.10 L d 3.00 L 14 In Charles’ Law, which quantity remains constant when solving problems about V and T? a Number of moles b Temperature c Volume d Pressure 15 Which unit is used for temperature in Charles’ Law problems? a Rankine b Celsius c Fahrenheit d Kelvin 16 Which statement is true about volume when temperature goes to zero Kelvin? a Volume would be zero hypothetically b Volume doubles c Gas disappears d Volume remains constant 17 Which real-life application does not rely on Charles’ Law? a Pool toys in heat b Hot air balloons c Baking bread (yeast activity) d Deodorant bottle caution 18 What happens to the volume when a gas is heated at constant pressure? a Volume unchanged b Volume increases c Volume decreases d Volume oscillates 19 Which gas law relates V, T, and P together as V ∝ T at constant P? a Charles’ Law b Gay-Lussac’s Law c Boyle’s Law d Avogadro’s Law 20 Which is a direct consequence of Charles’ Law in daily life? a Balloon shrinks in heat b Pressure doubles in heat c Balloon unaffected by heat d Balloon expands in heat 21 What is the correct rearrangement to derive T2 from V1, V2, T1? a T2 = V1/V2·T1 b T2 = V1/T1·V2 c T2 = V1·T2/V1 d T2 = T1·V2/V1 22 Which choice is a characteristic of Charles’ Law? a Inverse proportionality b Proportionality to P c Direct proportionality of V and T d No relation between V and T 23 What is the Kelvin value for 0°C used in Charles’ Law? a 373.15 K b 273.15 K c 0 K d 223.15 K 24 What is the effect of decreasing temperature on a fixed amount of gas at constant pressure? a Volume stays same b Pressure changes c Volume increases d Volume decreases 25 Which activity best applies Charles’ Law? a Baking bread b Pumping a bicycle tire c Observing a deflated balloon in ice d Using a pressure cooker Feedback 1 Charles proposed that volume varies directly with temperature when pressure is constant. 2 Charles' Law keeps pressure constant to relate V and T. 3 Direct proportionality: V ∝ T at constant P. 4 V is directly proportional to T, yielding a straight line through origin in ideal data. 5 V ∝ T when P and n are constant. 6 k equals V/T and is constant for fixed amount of gas. 7 Absolute temperature is needed; use Kelvin. 8 K = °C + 273.15. 9 Add 273.15 to Celsius. 10 Volume increases with temperature linearly in the table. 11 Table indicates 0°C corresponds to 273.15 K and V=20.0 at 0°C; for 32 cm3 at constant P, infer around 273 K. 12 Charles’ Law uses V ∝ T at constant P; the proportional form is V1/T1 = V2/T2. 13 Use V ∝ T in Kelvin: T1=298.15 K, T2=324.15 K. 14 For the V-T relation, pressure is kept constant. 15 Temperature must be on the absolute scale. 16 At 0 K, motion stops; ideal gas volume would be zero. 17 Most kitchen baking uses other gas behaviors but still relates to V-T. 18 Direct proportionality in Charles’ Law. 19 Charles’ Law specifically ties V with T at constant P. 20 Increasing T at constant P expands gas volume. 21 From V ∝ T at constant P: V1/T1 = V2/T2. 22 Key feature: V ∝ T when P and n are constant. 23 0°C equals 273.15 K. 24 Lower T reduces V when P is fixed. 25 Lower temperature reduces gas volume at constant pressure.

Charles' Law Challenge

Test

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Charles' Law ChallengeVersion en ligne

par Liz

Who formulated the relationship between gas volume and temperature at constant pressure?

In Charles' Law, which quantity remains constant?

As temperature increases, what happens to the volume of a gas at constant pressure?

Which graph best represents V vs T at constant P for an ideal gas?

What quantities are directly proportional in Charles’ Law?

What does k stand for in the equation V = kT?

Which temperature scale must be used for Charles’ Law?

How do you convert Celsius to Kelvin?

What is 35°C in Kelvin?

From the data table, what is the relationship between V and T at constant P?

What is the temperature in Kelvin when V = 32 cm3 according to the table data?

Which equation represents Charles’ Law for constant pressure?

If a balloon is 2.20 L at 25°C and 51°C is reached, what is V?

In Charles’ Law, which quantity remains constant when solving problems about V and T?

Which unit is used for temperature in Charles’ Law problems?

Which statement is true about volume when temperature goes to zero Kelvin?

Which real-life application does not rely on Charles’ Law?

What happens to the volume when a gas is heated at constant pressure?

Which gas law relates V, T, and P together as V ∝ T at constant P?

Which is a direct consequence of Charles’ Law in daily life?

What is the correct rearrangement to derive T2 from V1, V2, T1?

Which choice is a characteristic of Charles’ Law?

What is the Kelvin value for 0°C used in Charles’ Law?

What is the effect of decreasing temperature on a fixed amount of gas at constant pressure?

Which activity best applies Charles’ Law?