Fact 1: An aquatic animal requires great amounts of water to survive. Fact 2: Clean water is also essential to aquatic life. Given the two facts above, answer the question "What does a water animal need great amounts of to survive?" with the following options: - Au - sodium - oxygen - gills - water - warmth - Fe - H
water

Fact 1: Fungi lack chlorophyll, so they cannot make food by photosynthesis as plants can. Fact 2: Solar energy is absorbed by chlorophyll. Given the two facts above, answer the question "What can use photosynthesis?" with the following options: - fungi - grass - fish - vegetation - flowers - vertebrates - plant life - plants
flowers

Q: Fact 1: Hydrogen bonds cause water to expand when it freezes. Fact 2: Water makes strong hydrogen bonds. Given the two facts above, answer the question "what makes water stick together?" with the following options: - radiation - glue - rings - gravity - CO 2 - magnetism - force - bonds
A: bonds

Question: Fact 1: Sonar is used to find the location of an object. Fact 2: Position is just a word for where something is located. Given the two facts above, answer the question "What is sonar used to find?" with the following options: - past locations of an object - Males and females - The temperature of a body - coastlines - Something formed from skeleton - The weight of something - The current position - near the shoreline
Answer: The current position

*Question*
Fact 1: When a cooler object touches a warmer object , thermal conduction occurs. Fact 2: Thermal conductivity varies with sediment type. Given the two facts above, answer the question "When a cooler object touches a warmer object, conductivity varies with what?" with the following options: - heat energy - flow of electrons - voltage - activation energy - Electrical energy - sediment type - energy barrier - friction
**Answer**
sediment type

*Question*
Fact 1: All chemical reactions require activation energy to get started. Fact 2: Activation energy is required to overcome the energy barrier. Given the two facts above, answer the question "What must a chemical reaction overcome before starting?" with the following options: - PV=nRT - heat or cold - reactants - energy barrier - Dehydration - harmful substances - resistance - temperature
**Answer**
energy barrier