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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 an alpha particle?
💡 Hint: Think about its composition from helium.
Question 2
Easy
What did Rutherford's gold foil experiment demonstrate?
💡 Hint: Recall the surprising results from the experiment.
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 did Rutherford's experiment discover about the atom?
- The atom is a solid ball
- The atom has a nucleus
- Electrons are embedded
💡 Hint: Recall the main outcome of the gold foil experiment.
Question 2
True or False: Only 0.14% of alpha particles were scattered at angles greater than 1 degree.
- True
- False
💡 Hint: Think about the scattering data shown.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If Rutherford had directed an alpha particle beam at a solid piece of hydrogen instead of gold, what would you expect to happen, and why?
💡 Hint: Consider the atomic structure of hydrogen versus gold.
Question 2
Calculate the effective size difference between the nucleus and the atom if the nucleus is ~10^-15 m and the atom is ~10^-10 m.
💡 Hint: Think about the ratio of their sizes.
Challenge and get performance evaluation