What statement best explains why the sun appears brighter in the sky when viewed from Earth.
A. The sun is larger than all of the other stars
B. The sun is closer than all of the other stars
C. The sun contains more heat then all the other stars.
D. The sun produces more light than the other stars.
B.
A student is walking home from school and sees a neighbor's dog. The dog has curly white hair with brown spots and brown, floppy ears. The dog has a scar on its nose.
Which statement best describes one of the characteristics of the dog observed by the student?
A. The color of the dog's fur is an inherited trait.
B. The scar on the dogs nose is an inherited trait
C. The dog's curly hair is a result of its environment.
D. The shape of the dog's ear is a result of the environment.
A
If there were a decrease in the mouse population, the grasshopper population would most likely?
Increase or decrease?
Increase
What is an ecosystem
It is where all living and nonliving things are in an area
What is a producer
something that creates its on food
Which statement best explains how the hard outer shell helps the crayfish survive?
A. It helps the crayfish attract prey
b. it protects them from predators
c. it allows them to absorb oxygen
D. it keeps them warm in the winter
B
Which two statements describe the best actions that can be performed in order to help prevent river flooding
A. Remove tree alongside the river
B. Place a layer of hay along the riverbanks
C. Build a concrete wall along the river banks
D. Fill bags with sand and stack them along the riverbed
E. Board up windows and doors of home along the rivers
C, D
When plants and animals die, they are broken down by?
Soil, sunlight, producers, decomposers
decomposers
What can happen if an animal is taken out of the food web?
It would cause an overpopulation of an animal that they consume
What season would North American be in if the sun had direct angle of the sun hitting it?
A student has a metal toy cars, plastic foam building, and marbles all mixed together in a bucket.
What process could the student use to separate the plastic foam building blocks from the other materials?
A. adding water to dissolve the blocks
b. putting the mixture in water to allow the plastic foam blocks to float.
c. using a magnet to separate all of them
D. pouring the mixture through a screen to separate the plastic foam blocks.
B
Glaciers are part of the earth system?
Carve wide valleys into rock and soil are part of what earth's system?
hydrosphere, and geosphere
What percentage of earths water is most readily available as fresh water.
a. About 1%
B. less than 3% but more than 1%
C. over 97%
D. 100%
B.
True or false:
When are measuring something in a beaker, you need to subtract the weight of the beaker to get an accurate reading
True
True or False:
The earth is closest to the sun in the summer time?
Why is it true or false?
False. It is closer to the sun in the winter?
Flooding along the banks of a river can knock over trees in the path of the flowing water. Which earth systems are interacting while tree are being knocked down during a flood.
A. atmosphere and biosphere
b. atmosphere and geosphere
C. hydrosphere and biosphere
D. hydrosphere and atmosphere
c
What weather conditions could you expect in August in Alaska?
cooler temperature and increased precipitation
What are some characteristics that can help a bird survive in its environment?
beak, wings, claws on feet
What is a food chain?
It is the flow of energy from animal to animal
Do the North and South Hemisphere experience the same season at the same time.
Yes or no and why?
Because they are tilted either away from the sun or toward the sun at different times.
If 2 people are pushing on each other at 125N will will happen?
A. will move because are they balanced
B. will move because they are unbalanced
C. will not move because they are balanced
D. Will not move because they are unbalanced
D
What would be the food chain if you had a mouse, owl, plant, and grasshopper
What is a biosphere?
All the living things on earth
Give me 2 examples of how our earth's system interact with each other
answers will vary
What are the 4 earth's systems?
Atmosphere, biosphere, geosphere, hydropshere