Q: Sunlight passes through the windows of a car and causes the car seats to get hot. Which type of energy flow is involved in heating the seats?

OPTIONS:
- conduction
- convection
- insulation
- radiation
A: radiation
Q: After a rainstorm, a big pile of rocks blocks part of a mountain road. Which event most likely caused the rocks to move onto the road?

OPTIONS:
- a tsunami
- a blizzard
- a landslide
- a hurricane
A: a landslide
Q: Which part of an atom is involved in chemical reactions?

OPTIONS:
- nucleus and its particles
- negatively-charged particles
- neutrally-charged particles
- positively-charged particles
A: negatively-charged particles
Q: How does the appearance of a constellation change during the night?

OPTIONS:
- Its shape appears to become longer.
- Its position appears to shift relative to the horizon.
- Its brightest stars begin to appear orange.
- Its distance to the North Star decreases.
A:
Its position appears to shift relative to the horizon.