Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
iron becomes rusty a gold bar is melted lake water evaporates a granite rock is polished
A B C D
Question: Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
A. iron becomes rusty
B. a gold bar is melted
C. lake water evaporates
D. a granite rock is polished
Answer:
Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
a gold bar is melted a granite rock is polished iron becomes rusty lake water evaporates
A B C D
Question: Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
A. a gold bar is melted
B. a granite rock is polished
C. iron becomes rusty
D. lake water evaporates
Answer:
C
Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
iron becomes rusty a gold bar is melted lake water evaporates a granite rock is polished
1 2 3 4
Question: Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
1. iron becomes rusty
2. a gold bar is melted
3. lake water evaporates
4. a granite rock is polished
Answer:
1
Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
iron becomes rusty a gold bar is melted lake water evaporates a granite rock is polished
I P D L
Question: Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
I. iron becomes rusty
P. a gold bar is melted
D. lake water evaporates
L. a granite rock is polished
Answer:
I
Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
a gold bar is melted a granite rock is polished iron becomes rusty lake water evaporates
I P D L
Question: Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
I. a gold bar is melted
P. a granite rock is polished
D. iron becomes rusty
L. lake water evaporates
Answer:
D