Charlie and the Chocolate Factory Final

• 98 J

• 9.8 J

• 980 J

• 0.98 J

Tags

NGSS.MS-PS3-2

In the story, the chocolate river flows continuously. If the flow rate is 2 cubic meters per second, what is the volume of chocolate that flows in 1 hour?

• 7200 cubic meters

• 3600 cubic meters

• 120 cubic meters

• 240 cubic meters

Willy Wonka uses a special machine to convert chocolate into energy. If 1 kg of chocolate releases 5000 kJ of energy, how much energy is released by 10 kg of chocolate?

• 50000 kJ

• 5000 kJ

• 10000 kJ

• 25000 kJ

In the factory, a special type of sugar is used that dissolves in water at a rate of 5 grams per minute. How much sugar will dissolve in 30 minutes?

• 150 grams

• 30 grams

• 300 grams

• 15 grams

The Oompa-Loompas work in the factory and need a certain amount of energy to function. If each Oompa-Loompa requires 2000 kcal per day, how many kcal do 50 Oompa-Loompas need in a day?

• 100000 kcal

• 50000 kcal

• 20000 kcal

• 150000 kcal

Willy Wonka's factory uses a special type of light bulb that lasts 10,000 hours. If the factory operates 24 hours a day, how many days will one bulb last?

• 416.67 days

• 1000 days

• 500 days

• 250 days

In an experiment, a chocolate bar is heated from 20°C to 50°C. If the specific heat capacity of chocolate is 2.3 J/g°C, how much energy is required to heat 100 g of chocolate?

• 6900 J

• 690 J

• 2300 J

• 230 J

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

The factory produces a special type of candy that contains 10% cocoa. If a batch of candy weighs 200 kg, how much cocoa is in the batch?

• 20 kg

• 10 kg

• 30 kg

• 40 kg

Willy Wonka invents a new type of chocolate that expands when heated. If the volume of the chocolate is 100 cm³ at 20°C and it expands to 110 cm³ at 30°C, what is the expansion rate per degree Celsius?

• 1 cm³/°C

• 10 cm³/°C

• 0.1 cm³/°C

• 0.01 cm³/°C

In the factory, a machine wraps 120 chocolates per minute. How many chocolates can it wrap in an 8-hour shift?

• 57600 chocolates

• 4800 chocolates

• 9600 chocolates

• 7200 chocolates