star and planet Flashcards
What is a star?
a massive ball of gas
Name the nearest star to Earth
The sun
List the factors that affect the number of stars we can see
light pollution and humidity
What is a constellation? Give an example
a group of stars that appear close together in the sky.
Name 2 Dwarf planets
Ploto and Eris
How are planets different to stars?
Stars are bigger than planets.
Draw and label the planets in order
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
What has gravity?
Every object in the universe — stars, planets, moons,
Explain when gravity is stronger/weaker
Objects with a small mass have a weak gravitational force
Describe and draw a Neap and Spring tide (remember to label)
Neap: sun, moon ,earth
Spring: sun, earth / moon
What does orbit mean? Name 5 objects that orbit, making them a mix or natural and artificial.
planets, moons, asteroids, and artificial devices, star
How long does it take for the Earth to orbit around the sun?
24 hour 6 minutes and 9 second
Draw and label a planets orbit around the sun. What is this type of orbit called?
heliocentric orbit
Describe what happens during a lunar eclipse. Draw and label a diagram
A Lunar eclipse occurs when the Sun casts Earth’s shadow onto the Moon.
Describe what happens during a solar eclipse. Draw and label a diagram
the Moon passes between the Sun and Earth, completely blocking the face of the Sun.