On her first visit to Quantasia, Jessica, a traveler, visits a restaurant near a highway that serves traditional cuisine. She learns that such kinds of restaurants are termed
as "matam." According to the characteristics of a concept, which of the following
characteristics has been illustrated in this scenario?

An astronaut in space cannot use a scale or balance to weigh objects because there is no gravity. but she does have devices to measure distance and time accurately. she knows her own mass is 77.4 kg , but she is unsure of the mass of a large gas canister in the airless rocket. when this canister is approaching her at 3.50 m/s , she pushes against it, which slows it down to 1.30 m/s (but does not reverse it) and gives her a speed of 2.60 m/s . what is the mass of the canister?