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1/14/19

Last updated about 7 years ago

3 questions

1

1

1

Question 1

1.

Julie goes to Silver River each week for 4 weeks and collects 5 samples of water to test the pH. This is an example of
repetition
replication
experimental design
a theory

D repetition 

A a theory 

B experimental design  

C replication 

Question 2

2.

When you turn on a radio, what type of energy transformation takes place?

 sound energy to chemical energy 

 chemical energy to sound energy 

 electrical energy to sound energy 

 sound energy to electrical energy 

Question 3

3.

The beakers both contain the same substance. The beaker in Figure 2 with the greater AVERAGE kinetic energy is beaker

A

they are the same. 

B