Lab Safety
Sci Method
Textbook Vocab
Is it evidence?
CER
100

The first thing you should do whenever there is a fire, spill, or broken glass.

Tell the Teacher

100

The process of obtaining information using the senses.

Observation

100

The study of the natural world

What is science.

100

Buzzfeed

Not evidence

100

All claims must be supported by what?

Evidence.

200

At what part of a fire should you aim a fire extinguisher at?

The base of the flame

200

The _________ variable, or manipulated variable is the variable which is changed in order to test its effect.

Independent variable

200

Compare the common way that the word theory is used to its scientific definition.

A theory is a well-supported explanation of nature.

200

A scientific article in a science magazine.

Evidence.

200

Name the three parts of CER.

Claim, Evidence, Reasoning

300

What are the steps of using an eyewash bottle.

  1. Twist off cap

  2. Lift bottle to eye

  3. Flush eye for 30 seconds

300

The ___________ variable is the variable that is measured to test the effect of the manipulated variable.

Dependent variable

300

Explain how a theory is different from a law.

A theory is a well-supported explanation of nature.

A law is a description of a specific relationship under given conditions in the natural world.

300

A first person account of an event.

Not evidence.

300

Define the three parts of CER

Claim- a statement made.

Evidence- facts that support the claim.

Reasoning- how the evidence supports the claim.

400

A potential consequence of getting chemicals in your eye.

Temporary or permanent blindness

400

A good experiment contains only ____ independent variable(s), so that it is possible to identify a cause and effect relationship between the IV and DV

One

400

Can a photograph be considered empirical evidence?

Depends on if it has been altered.

400

Interview with an expert.

Depends. What are they an expert of?

400

A person’s height decreases throughout the day as gravity pulls down on their body. Which part of CER is this an example of?

Claim

500

Suppose your classmate’s clothing catches fire. What piece of equipment should you use to extinguish the flame?

The fire blanket

500

Spongebob and Patrick are blowing bubbles. They want to determine whether the amount of soap they use affects how many bubbles they can blow. What is the the independent variable?

The amount of soap

500

Explain how evidence is different from reasoning in terms of claims.

Evidence is facts that support a claim. Reasoning explain how the evidence supports the claim.

500

Explain why personal experiences cannot be considered evidence.

Personal experiences are influenced by your opinions, perspective, and personal history.

500

The height of the students decreased by an average of 1.7 cm throughout the day. Which part of CER is this an example of?

Evidence