Fact 1: Aairplane is used for moving people across bodies of water. Fact 2: Airplanes like Boeing 747 can take off and land on the airport. Given the two facts above, answer the question "what is used for moving people across bodies of water?" with the following options: - Boeing 747 - cars - skateboards - heat energy - engines - shoes - energy - electricity
Boeing 747

Fact 1: Adding salt to a liquid decreases the melting point of that liquid. Fact 2: Water is also a liquid. Given the two facts above, answer the question "What decreases the melting point of water?" with the following options: - forces - Dilution - erosion - Heat energy - chilling water - heating water - reading books - adding salt
adding salt

Q: Fact 1: If an object is made of a material then that object has the properties of that material. Fact 2: Objects are made of different material. Given the two facts above, answer the question "Objects of different materials do what with those materials?" with the following options: - share ideas - share thoughts - share properties - reproduce - chemical changes - protect them - flow of electrons - share names
A: share properties

Question: Fact 1: Playing is one way mammals and other animals learn how to behave. Fact 2: Dogs, of course, are mammals. Given the two facts above, answer the question "Playing is one way what learns how to behave?" with the following options: - bacteria - Man - roaches - koalas - dogs - humans - toads - bears
Answer: dogs

*Question*
Fact 1: Erosion causes a river to become deeper and wider. Fact 2: Clearing of land can lead to erosion of soil into the river. Given the two facts above, answer the question "what makes a river wider?" with the following options: - rainfall - salinity - arteries - flow of electrons - Water expanding - Physical weathering - a hydraulic system - clearing land
**Answer**
clearing land

(Q).
Fact 1: Trees have woody stems covered with bark. Fact 2: On the outside is a protective skin of bark made mainly of cork. Given the two facts above, answer the question "Trees have woody stems covered with what?" with the following options: - heat energy - thin skin - protective skin - skinny cells - white skin - Chlorophyll - Organic compounds - looseness
(A).
protective skin