If a hypothesis states that children who consume a large quantity of sugar in the morning will perform more poorly in school than children who do not, then what will be the independent variable?
a) children eating a healthy breakfast in the morning
b) children performing poorly in school
c) children performing well in school
d) children consuming a large quantity of sugar in the morning

the tires are rotating at 0.434 rpmlinear speed=45 m/sdiameter=0.550 mradius=0.275 mnow v= rωω= v/rω=45/0.275ω=163.6 rad/sω=163.6 rad/s (1rev/2π rad) (60s/1m)ω=1563 rpm

in most common fires, oxygen is needed for an oxidation reaction to takes place. the combination of oxygen with any element as fuel can create fire and combustion will occur especially if wood, light materials and other combustible things are combine with oxygen.