Biology, 11.02.2021 04:20 xarianna2007
1. What are some natural disasters that change Earth’s surface?
2. What is lava made of? What does this say about what is inside the earth?
3. What causes an earthquake?
4. How do you think mountains are formed?
5. Take a look at a world map, are there any continents that might fit together?
6. Why is it important that scientists study tectonic plates?
Answers: 3
Biology, 21.06.2019 17:30
Which system revise and send electrical signals throughout the body
Answers: 1
Biology, 22.06.2019 00:10
The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.
Answers: 1
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
1. What are some natural disasters that change Earth’s surface?
2. What is lava made of? What does...
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