If human beings have a backbone, then what have a backbone? Answer choices: - jellyfish - people - deltas - h2o - an organism's body - insects - human beings - invertebrates
human beings

If when a cooler object touches a warmer object, heat is removed from the center, then what happens when a cooler object touches a warmer object? Answer choices: - Temperature changing - they die - thermometer - flow of electrons - heat removed from the center - matter vibrating - h2o loss - converting electricity to heat
heat removed from the center

Q: If organisms use fat to store energy, then organisms use what to store energy? Answer choices: - food - skin - fat - RNA - batteries - CO 2 - bone - O2
A: fat

Question: If smoking can reduce respiratory system capacity, then what can reduce respiratory system capacity? Answer choices: - Breathing - Smoking - influenza - bacteria - Pollution - Exercising - Pesticides - Singing
Answer: Smoking

*Question*
If heating an egg results in chemical changes, then heating an egg results in chemical _.? Answer choices: - Energy. - voltage - synergy - burns - chains - heat - changes - energy
**Answer**
changes

(Question)
If abalance is used for measuring the aspect of an object that is measured in kilograms, then which measuring unit might be used when using a balance? Answer choices: - second - newton - heat - Heart rate - kilogram - liter - forces - steroids
(Answer)
kilogram