A relationship between two species in which one species benefits and the other is not bothered.
Commensalism
What type of variable stays the same in an experiment?
Control variable
What is the name for light bending as it moves from one material to another?
Refraction
What is the force that keeps humans on Earth. It also keeps the moon in orbit of Earth!
Gravity
What is the reason for seasons on Earth?
The tilt of the Earth on its axis.
A group of living and nonliving things working together in an area.
What type of variable is being tested in an experiment?
Independent variable
Which state of matter conducts sound the least?
Air
A plane flying at a constant speed is a __________ force.
Balanced
One year is represented by one of Earth's...
(Revolutions/Rotations)?
Revolutions around the sun
Non-native plants and animals such as honeysuckle which can be harmful to ecosystems.
Invasive Species
You observe that a bird is yellow. Is this qualitative or quantitative data?
Qualitative (Quality)
Both light and sound energy can reflect off of a surface. What does this mean?
Bouncing off; Sounds echo
A toy car travels 32 feet in 8 seconds. What is the speed of the toy car?
4 feet/second
One day is represented by one of Earth's...
(Revolutions/Rotations)?
Rotations on its axis
What do plants need to perform photosynthesis?
Sunlight, water, and carbon dioxide.
You observe that a bird has a 2 foot wingspan. Is this qualitative or quantitative data?
Quantitative (Quantity)
A sound wave with a higher frequency with have a higher...
Pitch
You want to stop a ball rolling to the right. Do you need to apply force to the left or to the right?
Left
What is special about the inner planets?
They have a solid surface; Terrestrial
What is an omnivore?
An consumer that eats both plants and meat.
What sense do scientists not use often when experimenting?
Taste
A short sound wave will have a ______ volume while a tall sound wave has a ______ volume.
Quiet/ Loud
There is absolutely no friction in _______.
Space/ A vacuum
Constellations disappear during the day: True or False
FALSE, they are just hard to see because the sun is so bright