(01.01 MC) The oxygen level of a lake suddenly starts decreasing. A biologist believes that photosynthetic organisms in the community have become less efficient at producing oxygen. A geologist believes that changes in the ground have increased the inflow of water into the lake. Why are both of these options valid scientific hypotheses? (3 points)

(03.05 LC) Using the graph below, indicate what type of tide occurs in the Gulf of Mexico. (3 points) © 2016 National Oceanic and Atmospheric Administration (NOAA)

(03.05 LC) Sarah decides to monitor the tides at her local beach. She reads tide charts and creates the graph below. What type of tide occurs at the local beach? (3 points) © 2016 National Oceanic and Atmospheric Administration (NOAA)

(04.05 MC) Patrick is preparing a meal of chicken and vegetables for his parents and siblings at home. To make sure he is safely handling and preparing the food, he should

(04.03 LC) A food tracker app would be best used for

(02.01 MC) The theory of plate tectonics is supported by evidence that some sediment layers on the floor of the Atlantic Ocean are thinner than expected. How does this observation support the theory of plate tectonics? (3 points)

(02.02 LC) Where do supporters of the inside-out model say Earth’s water originated from? (3 points)

(01.04 MC)Which of the following statements about suicide is NOT true?

(01.04 LC)Which is a characteristic of a person with high self-esteem?

(03.06 LC) Outgoing tides can pull organisms out of the intertidal zone and into the open ocean. How does this limit the number of organisms that can live in the intertidal zone? (3 points)