1.An orange is weighed and its mass is 200 grams. Then, the peeling is removed, and both the peeling and the orange are weighed. What is the total mass of the orange and peeling after the orange has been peeled? 2.The law of Conservation of matter states that matter cannot be or .

3.Addie mixes together a solution of 10 grams of salt and 15 mL of hot water. What is the total mass of the solution?
4.Witney is making sweet tea. She adds 15 grams of sugar to the 100 mL of tea. Once the sugar dissolves, what is the mass of the sugar?
5.The mass of a piece of paper is 1 gram. The paper is ripped up and weighed again. What is the total mass of the ripped up paper?

The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50

Astudent is determining the influence of different types of food on the growth rate of spiders. she feeds one group of spiders two caterpillars twice a week. the other group received similarly-sized beetles twice a week. she records the amount of time required for individuals to reach sexual maturity. her hypothesis is that the spiders feeding on caterpillars will have a faster growth rate because caterpillars have a higher protein content compared to beetles. in this experiment, what is the dependent variable? spiders assigned to different feeding groups. time required to reach sexual maturity number of prey items fed twice a week. growth rates of each group.