Input: Answer this question:
Which would a scientist use in trying to model the cause of planetary years?
OPTIONS:
- planetary mass
- planetary color
- a planet's core temperature
- a planet's distance from the Sun
Answer: a planet's distance from the Sun
*Question*: From smallest to largest, the levels of organization in living things are OPTIONS:
- tissues, cells, organs, organ systems.
- tissues, cells, organ systems, organs.
- cells, tissues, organs, organ systems.
- cells, tissues, organ systems, organs.
*Answer*: cells, tissues, organs, organ systems.
question:
Although change in multicellular species usually takes thousands of years, some species of bacteria undergo major changes in just a few years. One reason for this difference is that these bacteria
OPTIONS:
- are microscopic
- do not contain DNA
- reproduce very quickly
- cause infectious diseases

answer:
reproduce very quickly
[Q]: The surface of a heated metal object measures 120°C. It is dropped into a bucket filled with water measuring 10°C. Which of the following is most likely to occur?
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OPTIONS:
- Both the water and metal will adjust to the same temperature below 10°C.
- The water and metal will adjust to different temperatures above 120°C.
- The water will remain the same temperature, but the metal will cool to 10°C.
- The water and metal will adjust to the same temperature between 10°C and 120°C.
****
[A]: The water and metal will adjust to the same temperature between 10°C and 120°C.
question below:
Which biological process in mammals occurs largely due to cell division?
OPTIONS:
- healing
- respiration
- decomposition
- photosynthesis
answer below:
healing
What is the density of a 64-g iron cube that displaces 8 mL of water?
OPTIONS:
- 512 g/mL
- 32 g/mL
- 8 g/mL
- 4 g/mL


8 g/mL