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# Search Results for constant - All Grades

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Grade 11 Quantum Physics and the Atom
Grade 11 Quantum Physics and the Atom
Grade 11 Quantum Physics and the Atom
Grade 11 Quantum Physics and the Atom
What are the SI units of Planck’s constant?
1. Joule meter
2. Newton per second
3. Newton second
4. Joule second
Grade 12 Quantum Physics and the Atom
What is the correct value of Planck's constant(h) according to Planck's quantum theory?
1. $h = 6.625 xx 10^-34 J$
2. $h = 6.520 xx 10^-30 C$
3. $h = 6.645 xx 10^-25 J$
4. $h = 6.21 xx 10^-20 C$
Grade 11 Quantum Physics and the Atom
Rydberg’s constant is expressed in the formula:
1. $(h^2)/((m_e)(e^2)(k_e))$
2. $((2pi^5)(k_B^4))/((15h^3)(c^2))$
3. $((e^2)(k_e))/(2alpha_0)$
4. $((m_e)(e^4))/((8)(epsilon_0)^2(h^3)(c))$
Which best describes the motion of the object recorded in data table below?
1. it does not move
2. it maintains a constant velocity
3. it undergoes positive acceleration
4. it undergoes negative acceleration
Grade 11 Quantum Physics and the Atom
Grade 11 Quantum Physics and the Atom
Milo created the data table based on his science experiment. What was the velocity of the object Milo was experimenting with?
1. $5 m//s$
2. $6 m//s$
3. $15 m//s$
4. $24 m//s$
1. $del$
2. $phi$
3. $omega$
4. $sigma$