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
Which group of organisms rely on abiotic factors for energy?
Producers
Name a mixture that could be separated by both evaporation and a strainer.
Water and any large, insoluble substance
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 measured the mass of a beaker of salt water and found it was 100 g. They evaporated the liquid and measured the salt was 15 grams. How many grams of water vapor left the beaker during evaporation?
85g
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
If two people are pulling on an object, and the object changes its motion, the forces were ______________.
Unbalanced / Unequal
What are the three types of consumers and what do they eat?
Carnivore - Meat
Herbivore - Plants
Omnivore - Plants and Animals
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 can the students determine about the cup?
It is a good thermal insulator.
Why do lenses and prisms refract light?
They act as a new medium.
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