Scientists think that the three correct answers for what might make up dark matter are:
1) Weakly interacting massive particles (WIMPs)
2) Massive compact halo objects (MACHOs)
3) Galaxy clusters
Which of the following do scientists think might make up dark matter? Select the three correct answers.(2 points)
Responses
black holes
black holes
weakly interacting massive particles
weakly interacting massive particles
spiral galaxies
spiral galaxies
massive compact halo objects
massive compact halo objects
gamma rays
gamma rays
galaxy clusters
5 answers
Dark matter ______ absorb light, ________ emit radiation, and ______ been observed directly.
Dark matter does not absorb light, does not emit radiation, and has not been observed directly.
Which are accurate statements about dark matter? Select the two correct answers.(1 point)
Responses
Scientists have hypotheses about dark matter but need more data to test their ideas.
Scientists have hypotheses about dark matter but need more data to test their ideas.
New data could cause scientists to change their hypotheses about dark matter.
New data could cause scientists to change their hypotheses about dark matter.
Scientists thoroughly understand what dark matter is and what it does.
Scientists thoroughly understand what dark matter is and what it does.
Scientists are not convinced that dark matter exists.
Responses
Scientists have hypotheses about dark matter but need more data to test their ideas.
Scientists have hypotheses about dark matter but need more data to test their ideas.
New data could cause scientists to change their hypotheses about dark matter.
New data could cause scientists to change their hypotheses about dark matter.
Scientists thoroughly understand what dark matter is and what it does.
Scientists thoroughly understand what dark matter is and what it does.
Scientists are not convinced that dark matter exists.
The two accurate statements about dark matter are:
1. Scientists have hypotheses about dark matter but need more data to test their ideas.
2. New data could cause scientists to change their hypotheses about dark matter.
Scientists do not thoroughly understand what dark matter is and what it does, and they are generally convinced that dark matter exists based on various lines of evidence.
1. Scientists have hypotheses about dark matter but need more data to test their ideas.
2. New data could cause scientists to change their hypotheses about dark matter.
Scientists do not thoroughly understand what dark matter is and what it does, and they are generally convinced that dark matter exists based on various lines of evidence.