Order by Exercise numbers Easy to difficult Difficult to easy
Difficulty Secondary School High school/other ★ Basic Easy ★★ Demanding Basic ★★★ Demanding ★★★★ Difficult ★★★★★ Very difficult
Determine the acceleration in free fall.
Tip: Measure the time spent by the bubble at certain distances and move the values to the $(t^2,s)$ coordinate system. Fit a straight line to the points. What can you expect from the slope of the line?
Answer: $10\ m/s^2$
Difficulty Secondary School High school/other ★ Basic Easy ★★ Demanding Basic ★★★ Demanding ★★★★ Difficult ★★★★★ Very difficult
Determine the acceleration of the rolling body.
Tip: Show the motion of the body in the $(t^2{,}s)$ -coordinate system and fit a straight line to the points. What can be deduced from the slope?
Answer: $0{,}39\ \frac{m}{s^2}$
Difficulty Secondary School High school/other ★ Basic Easy ★★ Demanding Basic ★★★ Demanding ★★★★ Difficult ★★★★★ Very difficult
Determine the acceleration of the rolling body.
Tip: Show the motion of the body in the $(t^2{,}s)$ -coordinate system and fit a straight line to the points. What can be deduced from the slope?
Answer: $0{,}49\ \frac{m}{s^2}$
