Physical Properties
Name a liquid that is both insoluble and less dense than water.
Vegetable oil
What will happen when light strikes a smooth, shiney surface?
The light will reflect.
What causes the endless cycle of day and night?
Earth's rotation.
In an experiment, what do we consider a dependent variable?
The thing being measured.
Beak shape typically helps birds with what task?
Eating/hunting
What physical property do salt, sugar, lemon juice, and honey all have in common?
They are all soluble in water.
Name an object that can refract light.
Prism / Anything with a lens
Which planets in the solar system are considered gas giants?
Jupiter and Saturn
What is the force that pulls an object down a ramp?
Gravity
At what stage of the life cycle are plants and animals capable of producing eggs or seeds?
The adult.
How can you separate a solution of baking soda and water?
Evaporate the water.
In a circuit, in which direct will the electricity flow?
From the negative side to the positive side of the battery
At what time of day are shadows expected to be the shortest?
12:00PM
There is different amounts of _____________ on different surfaces.
Friction
Why are flowers colorful?
The attract pollinators.
Students took iron and copper and grinded down both metals to the size of sand. They then mixed the metals together. How could this mixture be separated?
A magnet.
Why are we able to see objects around us?
Light is reflecting off the surface of everything.
What processes are necessary for a sea arch to form?
Water and erosion
What are control variables?
The parts of an experiment that are kept the same
Crickets are born as a nymph. What type of life cycle do they go through?
Incomplete metamorphosis.
A cup was filled with boiling water (100oC). After an hour, students measured the temperature of the water at it was still very hot (98oC). What physical property of the cup can be determined by their findings?
It is a good thermal insulator.
Why does light bend when it travels from one medium to another?
The speed of light slows down.
Which stage in the lunar cycle comes after the first quarter moon?
A waxing gibbous.
In an experiment where students are testing how friction affects force, what should the independent variable be?
Surfaces
What are the abiotic factors necessary for plants to undergo photosynthesis?
Water, soil, carbon dioxide, sunlight