Which role do plants play in the flow of energy within an ecosystem?
What is a producer?
100
Which property(ies) does the sun and star in Orion have in common?
What is makes its own light?
100
What force causes objects to fall toward the surface of Earth?
What is gravity?
100
Sound can travel in a vacuum? True or False? Why?
What is False because it needs molecules to vibrate.
100
Light that is bent as it travels through a transparent material.
What is refraction?
200
Which process makes sunlight energy available to all organisms in an ecosystem?
What is photosynthesis?
200
Season A Season B
1-51.8 1-38.5
2-39.7 2-52.2
3-21.4 3-61.2
Which season is A having? B having? How do you know this?
What is Season A Fall because it starts warm and gets cooler.
Season B Spring because it starts cooler and becomes warmer.
200
What can happen to the motion of an object when only one force is acting on the object?
What is the object changes direction, speeds up, slows down?
200
The speed of sound is faster in water or air? Warm or cold temperature?
What is water and warm temperature?
200
Light that bounces at it strikes a smooth surface.
What is reflection?
300
A plant's role in the ecosystem is to?
What is perform photosynthesis and provide energy by converting the sun's energy into food used for growth and development.
300
In Ohio, the angle of the sun's rays changes throughout the year. The changes in the angle result in the rays covering more area. During which season does the angle result in the greatest area covered by the rays?
What is winter?
300
If a penny, box of crayons, and bag filled with books is on a table which item has the least amount of gravitational force acting on it? Why?
What is the penny because it has the least amount of mass.
300
Which property of sound varies from glass to glass when 5 glasses are filled with different amounts of water and you tap on them?
What is the pitch of the sound?
300
All colors of the spectrum are reflected.
What is white light?
400
What is the relationship between a mite and a cockroach? Why?
What is commensalism because the mite is benefited but the cockroach is helped or hurt.
400
Changes in the angle and altitude of the sun cause changes in ____________ and _______________. This happens on Earth because we are _____________ and have __________.
What is hours of darkness and average temperature?
tilted and have seasons.
400
In question 13, what was experiment 1 testing for? What was the final speed for trial 1?
In experiment 2 they were testing for? What was the final speed for trial 2?
What is force for trial 1 and what is mass for trial 2 and the final speed for both trials is 8.
400
In order to get the best pitch your string needs to be ___________ and ______________.
What is tight and thin?
400
This material blocks all light.
What is an opaque material?
500
When referring to question 10, which two effects are caused by the change in the squirrel population increasing?
What is the number of plants will decrease (C), and (D) the populations of foxes and owls will increase.
500
Why are Mars and Jupiter classified as planets, but Pluto is considered a dwarf planet?
What is Pluto has too many objects in its orbit to qualify as a planet?
500
The act of pushing or pulling an object is?
What is force? (motion)
500
Draw and label a high pitch wave and a low pitch wave
What is high pitch-close together and tall
low pitch-further apart and short
500
This material lets some light pass through. (small shadow)