1. When you observe a physical property, the substance __________. (1 point)changes
burns
does not change
melts

2. Which physical property, observed in this image, would best help you group the flowers?

(1 point)color
texture
scent
type

3. Which of the following scenarios represents a chemical property?
(1 point)the formation of bubbles when heating H2O and NaCl
the formation of a new solid when mixing Na2CO3 and CaCl2
the red color found in the mineral, Cinnabar
the smooth, glass like texture of the rock, Obsidian

4. As water’s temperature reaches 100° C, wa

Question

1.   When you observe a physical property, the substance __________.  (1 point)changes
burns
does not change
melts

2.   Which physical property, observed in this image, would best help you group the flowers?


 (1 point)color
texture
scent
type

3.   Which of the following scenarios represents a chemical property?
 (1 point)the formation of bubbles when heating H2O and NaCl
the formation of a new solid when mixing Na2CO3 and CaCl2
the red color found in the mineral, Cinnabar
the smooth, glass like texture of the rock, Obsidian

4.   As water’s temperature reaches 100° C, wa

anonymous · Answer

1)Changes
2)I don't know i can't see the pictures
3)not sure that i can answer with 100% accuracy...