Show:
Scientific Method
Experimental Design
Density
Lab Equipment
Lab Safety
100
What is the first step of the scientific method?
What is "Ask a question"
100

The variable in the experiment that is manipulated is the ____.

What is the "independent variable"

100

What are the two measurements used to calculate density?

Mass & Volume

100

What tool measures length?

Ruler

100

Before performing any experiment, what should you do?

Read all directions carefully

200
A way of learning more about the world.
What is "science"
200
There are two groups that are being tested on a new shampoo. Group A does not get the new ingredient but Group B does. Which group is the control group?
What is "Group A"
200

What is the formula used to calculate density?

Density equals mass divided by volume

200

Protects your eyes and face during an experiment.

What is "safety goggles"

200

What should you do if you do not understand the experimental procedure?

Ask the teacher

300
A series of steps that are taken to determine the answer to a scientific question.
What is "the scientific method"
300
Two groups are being tested on whether or not a vaccine with a new medicine works or not. Group A is given the new vaccine and Group B is not. What is the independent variable?
What is "the new medicine"
300

A metal ball has a mass of 2 kg and a volume of 6 m3. What is its density?

1/3 kg/m3   or   0.33 kg/m3

300

Used to measure the volume of liquids

What is a "graduated cylinder"

300

If glassware is broken in the lab, what should you do?

Report it to the teacher immediately

400
Factors that can be changed in an experiment.
What is "a variable"
400

Jane is investigating to find out if bean plants grow taller in ordinary topsoil or special potting soil over a three week period. She sets up her investigation with 10 bean plants of equal size in each type of soil. What is the independent variable?

type of soil

400

Water has a density of 1 g/ml. What is the mass of the water if it fills a 10 ml container?

10 grams

400

In the lab, what unit is temperature measured in?

Celsius

400

Name two things it is important to know the location of in a lab.

(Any two) fire extinguisher, fire blanket, eyewash station, first aid kid

500
List all the steps of the scientific method in order.
What is 1. Ask a question 2. create a hypothesis 3. perform an experiment 4. analyze data 5. draw conclusions 6. communicate results
500

Jordan wants to find out if a hamster can learn a maze as quickly as a mouse can. She has researched mice and hamsters and predicts which rodent she thinks will learn more quickly. What would the dependent variable be?

Time to complete the maze

500

What is the volume of a marble that has a mass of 3 g and d density of 2.7 g/mL?

1.11 mL

500

What does a triple-beam balance measure?

What is a "mass"

500
What is the rule about loose clothing or long hair?

No loose clothing should be worn. Long hair should be tied back.