Biology, 05.11.2020 23:40 ravenjade2395
What does inflating a balloon show that matter is made up of particles
the balloon gets larger as it fills up with the tiny air particles
the balloon is made up of gas particles that expand when it is filled with air
the energy of the air make the balloon change its shape and size
the balloon changes its shape and size when heat is added
Answers: 3
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 07:30
Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.
Answers: 1
Biology, 22.06.2019 10:00
What organ is the first to receive nutrients that have been absorbed from the digestive tract?
Answers: 1
Biology, 22.06.2019 18:30
For an animal living a diplontic cycle, meiosis is limited to: producing gametes producing growth fertilization development of the zygote
Answers: 2
What does inflating a balloon show that matter is made up of particles
the balloon gets larger as i...
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