Unit 1 Quiz #2- Measurement, Scientific Method, Density & CER

Question 1

What is the correct measurement for this blue tile?

Accepted Answer

23 cm

Question 2

Which sentence(s) are the evidence in this CER?

Accepted Answer

1

Question 3

What is the correct measurement of this liquid?

Accepted Answer

2.9 mL

Question 4

What is the formula for density?

Accepted Answer

D= m/v

Question 5

An object has a mass of 13.0g and a volume of 2.0mL. What is its density?

Accepted Answer

6.5 g/mL

Question 6

Vamprina wants to see if a new activating ingredient affect the slime's firmness. What is the independent variable?

Accepted Answer

activating ingredient

Question 7

What is the correct measurement for this pencil?

Accepted Answer

9.6 cm

Question 8

The variable that is the "special treatment" is the _______, while the variable that is being measured is the _________.

Accepted Answer

independent variable; dependent variable

Question 9

What is the correct measurement for this liquid?

Accepted Answer

5.80 mL

Question 10

What is the correct measurement for this white tile?

Accepted Answer

4.85 cm

Question 11

Spongebob wants to determine if his new spatula affects the number of burgers he can flip. What is dependent variable?

Accepted Answer

number of burgers

Question 12

Vamprina wants to see if a new activating ingredient affect the slime's firmness. What is the dependent variable?

Accepted Answer

firmness

Question 13

What is the correct measurement for this paper clip?

Accepted Answer

2.3 cm

Question 14

Which sentences are the reasoning in this CER?

Accepted Answer

missing

Question 15

A metal rod has a mass of 42.0 grams and a volume of 6.0 mL. What is the identity of the metal rod?

Accepted Answer

zinc

Questions 15