The point where the sky appears to meet the surface of the Earth (land or water)
What is the horizon?
When the sun appears low in the sky, the shadow it casts is short or long?
What is long?
The Earth makes one full rotation on its axis in this amount of time.
What is 24 hours? OR
What is one day?
The curved path in which a planet or satellite moves around another body
What is orbit?
A shadow always falls on the side opposite of the light source. True or false
What is true?
how long it takes for light from the sun to reach our eyes
What is 8 minutes?
The Earth takes this amount of time to orbit the sun.
What is one year? OR
What is 365 days?
To turn around on an axis.
What is rotate?
Physical (3-D) or visual (2- D) representations that help us understand complex phenomena in Science. Example: globes
What are models?
The path an object follows as it moves around another object.
What is orbit?
The northern end of Earth’s axis.
What is the North Pole?
A dark image cast on some surface by an object blocking the light of the Sun or another source of light.
What is a shadow?
A statement about what you think will happen, based on your observations and what you already know.
What is a prediction?
A huge, bright ball of hot gas that gives off light.
What is a star?
The position the Earth is away from the sun (out of the 8 planets).
What is 3rd?
To actively study a question by planning and carrying out an experiment, making observations, and using evidence to find an answer.
What is investigate?
An investigation where we change one thing and keep other important things the same, so we can see what caused the result.
In science, what is a fair test?
The number of Earths that would fit inside the sun
What is over a million?
In relation to the other 7 planets, how large is the Earth
What is the 5th largest?
A group of stars in the sky that form a pattern in the shape of an animal, object, or person.
What s a constellation?
The 3 variables in a true fair investigation (experiment)?
What are dependent, independent and controlled?
After the sun, what is the name of the next closest star and how far away is it?
What is Proxima Centauri and it is 4.2 light years away (@25 trillion miles)
This causes night and day on Earth?
What is the Earth's rotation on its axis?
The center of a sphere shaped object, the innermost layer.
What is a core?
This variable is the one thing we change.
What is independent variable?
the sun is: a) an average sized star b) the largest known star c) a small star
What is a? What is an average sized star?
The percentage of the Earth's surface that is covered in water.
What is 70%?
One complete trip that the Earth makes around the Sun.
What is a revolution?
These variables are all of the other conditions that must remain constant (the same) for each trial of the experiment
What are controlled variables?
The temperature of the Sun's surface
What is 10,000 degrees Fahrenheit?
The age of the Earth.
What is over 4.5 billion years old?
The star at the center of our solar system. It gives Earth light and heat.
What is the sun?
Something that repeats or happens in a regular, predictable way that scientists can observe.
What is pattern?
The temperature of the Sun's core.
What is 27 million degrees (Fahrenheit) that's 27,000,000?
The Earth is this distance away from the sun.
What is 93 million miles?
An imaginary line through Earth from the North Pole to the South Pole. Earth spins around it.
What is Earth's axis?