a clean and dry 10 ml graduated cylinder was weighed on a tared (zeroed out) balance and has a mass of 162.574 g. record the mass of the graduated cylinder.

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

Can someone me with questions 12 and 13 plz.

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has: