Brainlies 1. based on dalton's atomic theory, which of the following is true about all atoms of the same element? they have different masses. they have the same properties. they can be divided into molecules. they are composed of visible matter. 2. read the list of elements given below. f, cl, br, i which of the following about the elements is true? all of them are highly reactive metals. all of them are highly reactive nonmetals. f and cl are reactive nonmetals and br and i are highly reactive metals. f and cl are reactive metals and br and i are highly reactive nonmetals.

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

20 point pls brianliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?

How do bacteria protect their genetic material and cytoplasm during harsh conditions