Search Header Logo
Understanding the Concept of a Second

Understanding the Concept of a Second

Assessment

Interactive Video

History

9th - 10th Grade

Practice Problem

Hard

Created by

Jennifer Brown

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does the length of a second seem arbitrary?

Because it is the same as a minute.

Because it is based on natural events.

Because it was randomly chosen by scientists.

Because it is a human-created measurement.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ancient civilization is credited with creating the 24-hour day?

The Ancient Egyptians

The Romans

The Babylonians

The Greeks

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why was the number 60 significant to the Babylonians?

It was easily divisible by many numbers.

It was the number of days in their calendar.

It was the number of gods they worshipped.

It was the number of stars they could see.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the modern scientific definition of a second based on?

The rotation of the Earth.

The orbit of the Moon.

The radiation of the cesium 133 atom.

The movement of the Sun.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What remains a mystery about the concept of a second?

How it was first measured.

How it is defined scientifically.

How it became part of modern society.

How it was used in ancient times.

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?