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Measuring Time Through Celestial Movements and Earth's Orbit

Measuring Time Through Celestial Movements and Earth's Orbit

Assessment

Interactive Video

Physics, Science, Geography

9th - 12th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video explains how a year on Earth is measured, focusing on sidereal and tropical years. It discusses the effects of Earth's axial tilt, precession, and orbital eccentricity on seasons and climate. The video also covers the long-term cycles of Earth's orbit and their impact on ice ages.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a sidereal year measured against?

The equinoxes

The distant stars

The Earth's axis

The Moon

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the path called that the Sun appears to move through the constellations of the zodiac?

Solstice

Equinox

Ecliptic

Analemma

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term for the path the Sun takes in the sky throughout the year?

Analemma

Ecliptic

Zodiac

Equinox

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the days called when the Earth's tilt is perfectly sideways to the Sun?

Aphelion

Solstices

Equinoxes

Perihelion

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What causes the precession of the Earth's axis?

The Earth's orbit

Gravitational forces of the Sun and Moon

The Earth's rotation

The Earth's tilt

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which star is currently the North Star due to the Earth's axial precession?

Sirius

Draco

Polaris

Vega

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the measure of how round or oval the Earth's orbit is called?

Axial tilt

Orbital eccentricity

Inclination

Precession

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