In this area, hot dry air mass is more likely to form.
What is desert?
100
This energy you can see that moves in waves.
What is light energy?
100
This planet is third from the Sun.
What is Earth?
100
This is the starting point of food webs in all ecosystems.
What is the Sun?
100
This tool would help you find your way if you were lost in the woods.
What is a compass?
200
Fuels,such as coal, oil, and natural gas form over millions of years when plant or animal remains are trapped in Earth's crust.
What is Fossil fuels?
200
A closed path through which electricity travels.
What is a circuit?
200
This keeps planets in orbit around the Sun.
What is gravity?
200
This adaptation is shared by all species of fish.
What is gills?
200
A sample of metal is chopped into pieces. A change has occurred.
What is physical change?
300
Metals, metal ores, and some kinds of rocks are made from_____________.
What is minerals?
300
This is made by passing an electric current through a wire that is wrapped around a metal object, such as a nail.
What is an electromagnet?
300
This makes the Moon appear bright.
What light reflecting from the Sun?
300
A tree's height cannot be determined by the rings in the trunk but this can be.
What is the age or amount of sunlight and water the tree received?
300
This is the freezing point of pure water in degrees Celsius.
What is 0 degrees Celsius?
400
This severe weather has the greatest wind speed.
What is a tornado
400
This happens when two objects rub together.
What is get hotter?
400
This causes tides on Earth.
What is the Moon?
400
This part of the flower attracts bees, birds, and butterflies.
What are the petals?
400
A group in a scientific experiment that serves as a reference for comparison to the experimental group. A group that is untreated by the factor being tested.
What is a control group?
500
This characteristic of weather is most likely to result in erosion.
What is precipitation?
500
All samples of pure water have the same___________.
What is boiling and melting point?
500
This is what the moon looks like from Earth on day 28.
What is a New Moon?
500
This adaptation helps a frog to feed on insects.
What is a long sticky tongue?
500
Compared to particles in a cup of hot cocoa, the particles in a cup of ice water are moving___________.