Fig. 2From: The test of basic Mechanics Conceptual Understanding (bMCU): using Rasch analysis to develop and evaluate an efficient multiple choice test on Newton’s mechanicsTwo sample items of the Test of basic Mechanics Conceptual Understanding (bMCU) translated into English. For item 8 (“Stone”), the last two answer alternatives are correct, and for item 11 (“Balls”), all three answer alternatives are correctBack to article page