Q: Fact 1: Increasing heat causes thermal expansion. Fact 2: Gaskets and thermal expansion increase the misalignment problem. Given the two facts above, misalignment problems in gaskets can be increased by:?

OPTIONS:
- mechanic
- storms
- wind
- replacement
- force
- heat
- sweat
- cracks

A: heat

Q: Fact 1: Burning wood is used to produce heat. Fact 2: Heat is kinetic energy. Given the two facts above, what does burning wood lead to?

OPTIONS:
- deforestation
- kinetic energy
- staying warm
- decrease stamina
- gravitational potential
- tree
- An object is seen
- electrostatic energy

A: kinetic energy

Q: Fact 1: Gene flow occurs when individuals move into or out of a population. Fact 2: Gene flow tends to decrease differentiation. Given the two facts above, what tends to occur when individuals move in and out of a population?

OPTIONS:
- By wind and rain
- permineralization
- The bending of a ray of light
- Something with a head, thorax, and abdomen
- a decrease in differentiation
- competing for resources
- barks and snarls
- metabolic reaction

A: a decrease in differentiation

Q: Fact 1: Abalance is used for measuring mass of an object. Fact 2: Beam balances, like a seesaw, measure an unknown mass by comparison to known masses. Given the two facts above, an object that can be used for measuring mass of an object is similar to what playground item?

OPTIONS:
- forces
- Slide
- barrel
- Seesaw
- Merry-go-round
- rockets
- Monkey bars
- matter

A:
Seesaw