Owen tested a physical property of a mineral. He rubbed a mineral sample on a piece of white tile. The mineral left a red mark on the tile.
Which of the following physical properties of the mineral was Owen most likely testing? a) strength b) hardness c) luster d) streak
What is "d" streak
100
Which of the following statements best explains why magnets usually stick to a refrigerator door? a) the refrigerator door is smooth b) the refrigerator door contains iron c) the refrigerator door is a good conductor d) the refrigerator door has electric wires in it
What is "b" the refrigerator door contains iron
100
Which of the following is most likely to make a rock crack and crumble? a) dew on the rock b) leaves decaying on the rock c) snow melting in a crack in the rock d) water freezing in a crack in the rock
What is "d" water freezing in a crack in the rock
100
Some types of trees are able to survive the heat of a firest fire. Which of the following characteristics would best help a tree survive a fire? a) large leaves b) shallow roots c) thick bark d) thin trunks
What is "c" thick bark
100
In the water cycle, rain, snow, or sleet falling to the ground is a form of... a) precipitation b) condensation c) evaporation d) transpiration
What is "a" precipitation
200
Which of the following metals will be attracted to a magnet? a) copper b) gold c) iron d) silver
What is "c" iron
200
Approximately how long does Earth take to complete its orbit around the Sun?
What is one year
200
Baby chicks peck their way out of their shells when tyhey hatch. This activity is an example of which of the following types of behavior? a) instinctive b) learned c) planned d) social
What is "a" instinctive
200
Which part of a pencil is the best conductor of electricity? a) metal band b) plastic grip c) rubber eraser d) wood body
What is "a" metal band
200
A seesaw on a playground is an example of what type of simple machine?
What is Lever
300
Which of the following is most likely a learned behavior? a) using a fork to eat b) jumping at a loud noise c) squinting in a bright light d) sneezing when smelling a flower
What is "a" using a fork to eat
300
A student hears the sound of a bell. Which of the following carries the sound of the bell to the student? a) electrical currents b) magnetic signals c) radio waves d) vibrating air
What is "d" vibrating air
300
Which type of energy transfer occurs when a beaker of water is heated on a hot plate (which is plugged into the wall)? a) light to heat b) chemical to heat c) electrical to heat d) magnetic to heat
What is "c" electrical to heat
300
Which of the following has the greatest effect on the ability of soil to hold water? a) the age of the soil particles b) the size of the soil particles c) the color of the soil particles d) the luster of the soil particles
What is "b" the size of the soil particles
300
All of the processes listed below cause changes in Earth's surface. Which of the following is the slowest to change Earth's surface? a) earthquake activity b) lanslide c) volcanic eruption d) weathering
What is "d" weathering
400
Which of the following best describes the climate of an area? a) The high temperature and wind speed for six months b) the high temperature and wind speed each day for one year c) the temperature and precipitation every hour for one day d) the average temperature and total precipitation each month for ten years
What is "d" the average temperature and total precipitation each month for ten years
400
A student sorted mineral samples into two groups: dull and shiny. Which of the following properties did the student use to sort the mineral samples into groups? a) hardness b) color c) luster d) streak
What is "c" luster
400
Which of the following best describes how plants use the energy they receive from sunlight? a) they change water into heat b) they produce their own food c) they make minerals for their roots d) they break down nutrients into rocks
What is "b" they produce their own food
400
A solar panel is used to collect energy from the Sun and change it into other forms of energy. Solar panels are often on the roof of a building. Which form of energy is collected by solar panels that are on the roof of a building? a) wind b) sound c) magnetic d) light
What is "d" light
400
Naomi has a pet dog. Which of the following characteristics did the dog most likely inherit from its parents? a) its weight b) the color of its fur c) its favorite food d) the place where it lives
What is "b" the color of its fur
500
All the ponds in an area dried up during a drought. The population of which of the following animals that live in teh area is most affected by the drought? a) deer b) frog c) hawk d) squirrel
What is "b" frog
500
Which of the following changes is caused by removing heat? a) a solid changes to a gas b) a liquid changes to a gas c) a solid changes to a liquid d) a liquid changes to a solid
What is "d" a liquid changes to a solid
500
Which of the following events involves a consumer and producer in a food chain? a) a cat eats a mouse b) a deer eats a leaf c) a hawk eats a mouse d) a snake eats a rat
What is "b" a deer eats a leaf
500
Delilah put a container of water in the frreezer and left in there overnight. The next morning she saw that the water in the container had changed to ice. Which of the following statements best explains shy the water changed to ice? a) the water gained energy b) the water absorbed light c) Mass was released from the water d) heat was taken away from the water
What is "d" heat was taken away from the water
500
A tuna is an ocean fish that is well adapted to catching small, fast moving prey. Which of the following adaptations most helps a tuna swim fast to catch its prey? a) large fins b) sharp teeth c) small gills d) tough scales