Answer:
1 = A
2 = B
3 = B
Explanation:
1) Black holes occur when really big stars collapse on themselves. And, in order to get big, the star has to be an old one.
2) A black hole is something huge that swallows up everything, while a protostar is just the very beginning of a star.
3) Scientist can't truly know for sure, but they can infer about them due to the effects of the surrounding areas.
In order to grow your cells need to expand and divide in order for your body to grow.
Answer:
The independent variable is "controlled" or held constant in the control group.
Explanation:
<span>Since you are missing the options, I'm going to enumerate some possible answers:
- </span><span>memory loss
</span><span>- Wandering
</span><span>- Unpredictable behavior
</span><span>- inability to process visual sensory information
</span><span>- less concentration and attention
- Delusions and hallucinations
- Dysphasia
- Apraxia (can't make certain motor movements)
- loss of </span><span><span>Orientation</span>
- loss of language
</span>