For example on number 1 the time signature is 4/4 , that means there has to be 4 beats in between each bar line. They have already put in a half note which is equal to 2 beats. You can either put another half note or two quarter notes.
Remember
Whole Note = 4 beats
Quarter Note = 1 beat
Half Note = 2 beats
Dotted Half Note = 3 beats
Kinetic sculpture is an art form that incorporates movement into three-dimensional art sculptures. Hence, George Rickey moves his Breaking Column by mechanical means.
<h3 /><h3>American artist George Rickey</h3>
George Rickey was an American artist whose Kinetic Art sculptures poeticized the medium of steel in a transformative manner, as projected in his hallmark work Breaking Columns (1989).
<h3>Biography</h3>
George Rickey was born on June 6, 1907 in South Bend. He had his childhood outside of Glasgow, where his father worked as an executive for the Singer Sewing Machine Company. He studied history at Baillol College in Oxford. He died in 2002.
learn more about George Rickey: brainly.com/question/7015071