Explain what is centrifugal force?

519

---

Explain how do fireworks turn into shapes like hearts and stars?

560

---

Explain what is neutral buoyancy?

510

---

Explain how much does automotive oil weigh?

452

---

Name the element which has the simplest absorption spectrum?

470

---

Tell me how are amps and watts related?

482

---

Explain the balanced field takeoff?

511

---

Explain what is larger the force the earth exerts on you or the force you exert on the earth?

472

---

Explain the cause of brownian motion?

510

---

Explain how do you convert from pascal to torr?

461

---

Explain the index of refraction of air?

464

---

Explain the parallel force?

486

---

Tell me what does the mev in mev photon mean?

474

---

Explain what does gravitational force depend on?

519

---

What does the acronym am stands in radio transmission?

482

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