Test your understanding of the chapter!

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Science can only be studied in carefully controlled laboratory environments. *

1 point

True

False

Which of these is/are (an) example(s) of quantitative data? *

1 point

his hair is black

his hair is 3.5 cm long on average

she is the tallest person in class

she weighs 45 kg

Required

Tom has a Samsong phone, and Zoe has an Orange phone. You want to find out which of your friend's phones has the better battery life. Which of these could be a hypothesis for your experiment?. *

1 point

Does Zoe's Orange phone have a better battery life?

Tom's Samsong phone has the longer battery life.

Tom's Samsong phone is better than Zoe's Orange phone.

Zoe's Orange phone is more expensive than Tom's Samsong phone.

To test the battery life, you play the same Rick Astley video over and over again, and ensure that the phones have the same screen brightness. These are _____________ variables. *

1 point

independent / changed

dependent / measured

control / constant

You found out that the Orange phone had a longer battery life than the Samsong phone, but Tom is cannot accept the result, and wants you to lie about it. Which 2 attitudes is Tom lacking in? *

1 point

creativity

integrity

open-mindedness

perseverance

Required

What is the SI unit for time? *

1 point

min

stopwatch

Accuracy is how close many readings are to each other. *

1 point

True

False, that's precision.

False, that's error.

False, that's average.

Zero error is a ____________ error, *

1 point

Consistent

Unpredictable

Not reading a measuring cylinder at eye-level can lead to _______________ error. *

1 point

Hazard Symbol

The diagram shows the hazard symbol for a _____________. *

1 point

explosive substance

flammable substance

oxidative substance

radioactive substance

Which statement about technology is not true? *

1 point

Technology is developed from Scientific discoveries.

Technology can solve some of society's problems.

Technology can sometimes cause more problems.

Technology does not need to be used responsibly by people.

Submit

Clear form

Never submit passwords through Google Forms.

This form was created inside of Ministry of Education.

Does this form look suspicious? Report

Forms