Q: Earth's distance from the Sun helps the planet sustain life. If the Sun were larger, what would most likely also have to be true for Earth to sustain life?
A: Earth would have to be further from the Sun.
Q: A drop of red food coloring is added to a bowl of water. Several minutes later, all of the water is red. Which of these describes the change that took place?
A: diffusion
Q: Which process forced Nevada's mountain ranges upward over the past million years?
A: seismic activity along fault lines
Q: A student notices that an inflated balloon gets larger when it is warmed by a lamp. Which best describes the mass of the balloon as a result of this change?
A:
The mass of the balloon stays the same because the gas inside the balloon still has the same mass after it warms up.