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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is density?
💡 Hint: Think about how mass relates to the amount of space an object occupies.
Question 2
Easy
What tool do we use to measure the mass of an object?
💡 Hint: What device gives precise measurements of weight?
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is density calculated as?
- Mass / Volume
- Volume / Mass
- Mass + Volume
💡 Hint: Remember how density helps to describe how compact an object is.
Question 2
True or False: The unit of density in the SI system is kg/m³.
- True
- False
💡 Hint: Think about the formulas involved when measuring mass and volume.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the density of a cube that has each side measuring 4 cm and weighs 160 grams.
💡 Hint: Make sure to calculate the volume correctly before applying the density formula.
Question 2
A rock sinks in water and weighs 200 g. When placed in water, it displaces 50 mL. Find its density and discuss its behavior in water.
💡 Hint: Consider comparing the densities when determining floating or sinking behavior.
Challenge and get performance evaluation