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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is free fall?
💡 Hint: Think about what forces are acting on the object.
Question 2
Easy
What is the approximate value of acceleration due to gravity on Earth?
💡 Hint: Remember the number associated with gravity.
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 the acceleration due to gravity on Earth?
- 9.8 m/s²
- 10 m/s²
- 8.9 m/s²
💡 Hint: It's the standard value for gravity.
Question 2
True or False: A feather and a hammer fall at different rates in the absence of air resistance.
- True
- False
💡 Hint: Remember the principle behind Galileo's experiment.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You drop an object from a height of 45.0 meters. How long will it take to reach the ground? Use the formula s = ½gt².
💡 Hint: Focus on breaking down the formula to isolate 't'.
Question 2
An object reaches a final velocity of 39.2 m/s in free fall. How long was it falling? What height did it fall from?
💡 Hint: Look for the time and distance formulas.
Challenge and get performance evaluation