Fact 1: Exercise increases a body 's strength. Fact 2: Strength training is also effective for increasing bone strength in older adults. Given the two facts above, a good way for older adults to strengthen bones is to ?

OPTIONS:
- Through play
- drive more slowly
- exercise
- use a hearing aid
- quadriceps
- donate bone marrow
- sweating
- movement

Answer: exercise

Fact 1: Transpiration is when water vapor moves from plants into the atmosphere. Fact 2: Earth's Atmosphere Earth's atmosphere is the layer of gasses that surrounds the earth. Given the two facts above, in transpiration, where does water vapor move from the plants to?

OPTIONS:
- a hemisphere is tilted away from the sun
- turns into a gas
- Warm air moving into cold air
- global ecosystems
- roots and shoots
- organisms and their habitat
- By wind and rain
- gas layer that surrounds earth

Answer: gas layer that surrounds earth

Fact 1: Electricity is used as an energy source by electrical devices. Fact 2: Once a device is plugged into electrical outlets, it can communicate with other devices. Given the two facts above, what is used as an energy source to electrical outlets?

OPTIONS:
- engines
- rain
- adding heat
- copper
- energy
- rays or beams
- wires
- electricity

Answer: electricity

Fact 1: Tectonic plates being pushed together causes earthquakes. Fact 2: Most of the tectonic activity associated with plate tectonics occurs at or near plate margins. Given the two facts above, where on plates do earthquakes most often occur? ?

OPTIONS:
- The area was once underwater
- near the shoreline
- away from tectonic plates
- permineralization
- at or near the margins
- in the center
- Inches or fractions of inches.
- deep under water

Answer:
at or near the margins