The data below was obtained by placing a cup of water in a freezer and measuring the temperature of the water every minute.

Which graph below best represents the data?

Which graph most likely illustrates a cyclic change?

A student planted three tomato plants and gave them different amounts of water each week. She wanted to see how this would affect the number of tomatoes each plant produced. Her data are shown in the table below.

Which graph shows correctly labeled axes for these data?

What is the mass of substance E?

What is the mass of substance C when its volume is 6 cm3?

Which plant was the tallest at the end of the 20-day period?

What kind of graphing relationship do all 3 plants show?

approximately on what day did plant 1 become taller than plant 3?

The graph below represents the relationship between the amount of spring rainfall recorded at a pond and the number of frogs in that pond.

What is the difference between the number of frogs in the pond when the rainfall was 5 cm and when the rainfall was 20 cm?