APES Chapter 1 & 2 - What do you know?

Question 1

Which law of thermodynamics states that energy cannot be created or destroyed?

Accepted Answer

1st law

Question 2

The diagram is an example of...

Accepted Answer

Positive Feedback Loop

Question 3

How many protons does this element have?

Accepted Answer

26

Question 4

A substance with a pH of 6 has __times the H+ ion concentration of a substance with a pH of 11.

Accepted Answer

100,000 times

Question 5

Evidence of biodiversity is seen in...

Accepted Answer

all of the above

Question 6

Forest fires are exclusively the result of anthropogenic actions

Accepted Answer

False

Question 7

An Environmental Indicator...

Accepted Answer

describes what is causing a change in the environment

Question 8

In science which of the following is the most certain?

Accepted Answer

natural law

Question 9

Calculate this half-life

Accepted Answer

32.16 days (4 HLs)

Question 10

A hypothesis can become a theory

Accepted Answer

True

Question 11

An idea that has been repeatedly tested and confirmed by multiple groups of researchers is...

Accepted Answer

a theory

Question 12

An isotope of this element would have a different number of...

Accepted Answer

neutrons

Question 13

What is the DEPENDENT variable in this scenario?

Accepted Answer

pulse rate

Question 14

What is the atomic number of this element?

Accepted Answer

26

Question 15

A feedback loop "in which change in a system is amplified" . . .

Accepted Answer

Postive Feedback Loop

Question 16

What is the approximate current world population?

Accepted Answer

7.3 billion

Question 17

Which of the following is a renewable resource?

Accepted Answer

Timber

Question 18

Which of the following is an abiotic component?

Accepted Answer

a rock

Question 19

Which is the best hypothesis for this experiment?

Accepted Answer

Caffeine will affect pulse rates in adult males.

Question 20

Bonus: Which of the following is closest to the current U.S Population?

Accepted Answer

324 million

Question 21

Quick Fingers: What is your science teacher's full name?

Accepted Answer

Steve Wick

Question 22

A chemical equation that demonstrates the law of conservation of mass/matter...

Accepted Answer

would be balanced.

Question 23

The diagram is an example of...

Accepted Answer

Negative Feedback Loop

Question 24

An ion of this element would have a different number of

Accepted Answer

electrons

Question 25

Why were some men given a drink without caffeine?

Accepted Answer

as a control

APES Chapter 1 & 2 - What do you know?

Questions 25

APES Chapter 1 & 2 - What do you know?

Questions 25