Fact 1: Crossing two living things with recessive traits causes their offspring to have that recessive trait. Fact 2: Freckles are an autosomal recessive trait. Given the two facts above, crossing two living things with freckles causes who to have freckles?
OPTIONS:
- pebbles
- sea urchins
- humans
- some mammals
- makeup
- clothing
- monotremes
- offspring
offspring
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Fact 1: Burning wood is used to produce heat. Fact 2: All wood is either pine or oak. Given the two facts above, what is burned to produce heat?
OPTIONS:
- pine
- wood
- gravity
- Coal
- clouds
- oak
- elms
- air
oak
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Fact 1: Alight bulb requires electrical energy to produce light. Fact 2: Another use for electric heat is in regular light bulbs . Given the two facts above, what is used in light bulbs?
OPTIONS:
- Decibels
- batteries
- energy
- cellulose
- Oak
- magnetism
- sunlight
- water
energy
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Fact 1: Friction causes the temperature of an object to increase. Fact 2: Pressure causes friction, and friction causes heat. Given the two facts above, what does pressure cause?
OPTIONS:
- hyperthyroidism
- exposure to cold
- fissures of hot, acidic water
- a tree falling
- a lot of human deaths
- Temperature to increase
- to move people
- precipitation
Temperature to increase
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