Relationship between Earth, Sun, Moon
When you watch a sunset, is the Sun really moving across the sky? What's happening?
No, the Sun is not moving across the sky. The Sun always stays in the same spot, but the Earth is spinning (rotating) around its axis.
These make their own food
Producers
True or false 98% of Earth's water is salt water.
False, 97% of the Earth's water is salt water.
How can you make a dull penny shiny again?
Dip it in salt and vinegar
These two parts act as one simple machine. They roll and are found on cars, bikes and wheelbarrows.
Wheel and Axle
From Sunday evening to Friday evening, how many complete spins does the Earth make?
From Sunday evening to Friday evening, the Earth makes five complete spins (rotations). Sunday evening to Monday evening is one complete spin.
Special body parts or behaviors, that help members of a species survive
Adaptations
What percent of fresh water is available to us for consumption?
1% because 2% of the fresh water on Earth is frozen.
If you left a steel nail in a bag with a bunch of pennies and salt and vinegar what would happen to the steel nail?
The nail would become covered with a thin layer of copper.
This simple machine can be used to lift a weight. It has a fulcrum, or pivot point, which can be located in the center, near the end or at the end.
Lever
If the Earth were to spin twice as fast as it does now, how many hours would be in one day (one complete spin)?
12 hours (24 hours is one regular day and twice as fast would be half the amount.)
An omnivore eats...
Both Plants and Animals
What are the four parts of the water cycle?
Evaporation, Condensation, Precipitation, Collection (or run-off)
What are the basic three phases of matter?
Solid, Liquid, and Gas
A device for making and breaking the connection in an electric circuit.
A switch
If the Earth were to spin in the opposite direction (clockwise), what would be different about the sunrise and sunset?
If the Earth were to spin in the opposite direction, the sunrise and sunset would be in opposite directions. Sunrise would happen in the west and sunset would happen in the east.
A mushroom is an example of
A Decomposer
What is happening during evaporation? Think phases.
The water is being heated by the sun, turning the liquid into water vapor (gas).
Is snapping a pencil in half a chemical change or physical change?
Physical change
When it comes to electrical circuitry silver, gold, copper, steel, brass are all what?
Conductors
During what season is the Sun highest in the sky?
Summer
Food chains show how _____ flows from producers to consumers
Energy
What is a body of permeable rock which can contain or transmit groundwater called?
Aquifer
What reaction do you get if you mix baking soda and vinegar? Why does it happen, have have you created?
It fizzes and you have created carbon dioxide gas.
Electrical lights will not come on unless their electrical circuit is a... (What kind of circuit?)
Closed circuit