*Question*
Fact 1: Earth orbiting the Sun causes seasons to change. Fact 2: Seasons on the earth are due to the tilt of the earth's axis. Given the two facts above, answer the question "What causes seasons to change?" with the following options: - Time and energy - gravity - orbital tilt - clouds - global warming - weather - climate - an object
**Answer**
orbital tilt

*Question*
Fact 1: Living things all require energy for survival. Fact 2: Energy is used for survival and reproduction. Given the two facts above, answer the question "What do all living things require in order to reproduce?" with the following options: - Proteins - food - DNA - nutrients - energy - Light - bamboo - sunlight
**Answer**
energy

*Question*
Fact 1: Cell division often causes growth. Fact 2: Mitosis is a simple, single cell division . Given the two facts above, answer the question "What does mitosis often cause?" with the following options: - death - growth - cell shrinkage - DNA - nucleus - gene flow - illness - pregnancy
**Answer**
growth

*Question*
Fact 1: Tectonic plates being pushed together causes earthquakes. Fact 2: On Earth, mantle convection causes plate tectonics, volcanism, and earthquakes. Given the two facts above, answer the question "Mantle convection causes what?" with the following options: - demolitions - global warming - earthquakes - forest fires - erosion - tsunamis - heat energy - heating liquids
**Answer**
earthquakes