*Question*
You are presented with the question "How does energy get wasted in a wire?" and the following answer choices: - carbon dioxide - It decreases - scattered light - it needs them - to move people - Evaporation - sweating - It heats up Now knowing that electrical current running through a wire causes that wire to heat up and high currents allow too much power, or electrical energy to be wasted in wires in the form of heat, choose the best answer.
**Answer**
It heats up

*Question*
You are presented with the question "Which animal would use earth's magnetic patterns to find locations?" and the following answer choices: - Birds - Bears - Skunks - Bats - salmon - Squirrels - insects - Frogs Now knowing that earth 's magnetic patterns are used for finding locations by animals that migrate and bird migration is common, choose the best answer.
**Answer**
Birds

*Question*
You are presented with the question "what can fish not make?" and the following answer choices: - fat - copper - Mass - motion - eggs - food - liquid - sodium Now knowing that heterotrophs are living things that cannot make their own food and all fish are heterotrophic, choose the best answer.
**Answer**
food

*Question*
You are presented with the question "What in dirt helps plants get vitamins to grow?" and the following answer choices: - Glucose - Enzymes - arachnids - a solute - nutrients - pebbles - Bacteria - weeds Now knowing that bacteria in soil convert atmospheric nitrogen into a form usable by plants and some good bacteria are in the soil and helps plants get vitamins to grow, choose the best answer.
**Answer**
Bacteria