Year 7 Science Introduction to Science Pre-Test Quiz (1)

What is the first step in the scientific method?

• Forming a hypothesis

• Conducting an experiment

• Making an observation

• Drawing a conclusion

Which of the following is an example of a dependent variable?

• The type of soil used in a plant growth experiment

• The amount of water given to the plants

• The height of the plants

• The type of plant used

What should you always wear to protect your eyes in a laboratory?

• Sunglasses

• Safety goggles

• Reading glasses

• Contact lenses

Which piece of equipment is used to measure the volume of a liquid?

• Beaker

• Test tube

• Bunsen burner

• Graduated cylinder

What is the process of using your senses to gather information called?

• Hypothesising

• Observing

• Inferring

• Experimenting

What is an inference?

• A guess based on prior knowledge and observations

• A direct observation

• A hypothesis

• A conclusion drawn from an experiment

Which of the following is a lab safety rule?

• Eating and drinking in the lab

• Tying back long hair

• Wearing open-toed shoes

• Leaving spills unattended

What is the purpose of a control variable in an experiment?

• To change the outcome of the experiment

• To keep conditions constant

• To measure the dependent variable

• To form a hypothesis

Which piece of equipment is used to heat substances in the lab?

• Microscope

• Bunsen burner

• Petri dish

• Graduated cylinder

What should you do if you spill a chemical in the lab?

• Ignore it

• Clean it up immediately

• Tell the teacher

• Leave the lab