Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Science Review A destructive process a. Builds up landforms b. Breaks down landforms c. Makes volcanoes d. Moves tectonic plates Experiment steps Step 1: Add water to glass jar Step 2: Heat water until boiling Step 3: Add blue food coloring Step 4: Stir During which steps did a chemical change occur. a. b. c. d. Between 1 and 2 Between 2 and 3 Between 3 and 4 No chemical change occurred The giant sequoia is one of the world’s tallest trees. What allows these trees to grow so tall? a. Leaves b. Spine c. Vascular tissue d. Non-vascular tissue Which of the following would NOT erode soil? a. A rainstorm b. A river c. A tornado d. grass The ability to speak a language is a. A genetic trait b. A learned behavior c. A DNA behavior d. The result of protein production A solid material is heated over a flame. When it reaches its melting point, what will happen? a. It will turn into liquid b. It will ignite c. It will disappear d. It will become magnetic A volcano erupting can be considered a constructive process for what reason? a. It makes the ground very hot b. It makes the ground break c. It makes the ground higher d. It makes the ground lower. A plastic-covered electrical wire is a. an insulator covered by a conductor b. a conductor covered by an insulator c. a power source covered by a resistor d. a resistor covered by a power source Which microorganisms below can be harmful? a. bacteria b. fungi c. protists d. All of the above Which characteristic below is ONLY true of birds? a. Has hair b. Lays eggs c. Has feathers d. Makes milk Mosses and liverworts are two examples of what type of plant? a. bacteria b. vascular c. non-vascular d. protists Which of the following is a metric unit? a. pound b. gram c. feet d. inch Which is not a vertebrate? a. A worm b. A bird c. A salamander d. A snake An apple left in a lunchbox for several days undergoes what chemical change? a. Bubbling/emitting gas b. Burning c. Rotting When is beach reclamation necessary? a. When there are no longer pretty shells on the beach b. When there are no longer sharks found near beaches c. When the shoreline is too close to man-made structures d. When high tide washes up too many microorganisms Which statement is NOT true about a closed circuit? a. A closed circuit requires a power supply b. A closed circuit is a complete loop c. A closed circuit allows electricity to travel. d. A closed circuit is an open loop. What structure lets material move in and out of a cell? a. Cell membrane b. Cytoplasm c. Nucleus d. Chloroplast Islands such as the Hawaiian Islands are formed by what process? a. Erosion b. Earthquakes c. Volcanism d. Glaciers Which feature does an insect have that an amphibian does NOT have? a. Backbone b. Fur c. Feathers d. Exoskeleton Paulo pours himself a glass of ice tea. It is a warm day, and water begins to form on the outside of the glass. What process is causing this? a. condensation b. evaporation c. percolation d. perspiration In what part of the cell are genes located? a. nucleus b. cytoplasm c. chloroplast d. cell membrane Ling poured vinegar over a piece of limestone. When the vinegar touched the limestone, bubbles formed. How can Ling tell a chemical change occurred? a. The vinegar has a strong odor b. A gas was created c. The limestone did not change color d. The mass did not change Long ago, the Appalachian Mountains much larger in size. Now they are shorter and more rounded. What is responsible for this difference? a. weathering b. earthquakes c. Soil deposition d. tornadoes Which of these landforms was created by the constructive process? a. The Mississippi Delta b. The Grand Canyon c. The Mojave Desert d. The Great Lakes In what way are multi-celled and singlecelled organisms similar? a. They all have tissues b. They all produce food c. They all need energy d. They all have chloroplasts Which of these is NOT a pair of groups into which plants can be separated? a. Plants that make their own food and plants that do not b. Plants that make flowers and plants that make cones c. Plants that make fruit and plants that make spores d. Plants that have broad leaves and plants that have needle-like leaves Which of these is NOT a technology humans use to control flooding? a. dam b. levee c. storm drain d. seismograph Which statement best describes the roles of bacteria and other microorganisms in an ecosystem? a. They all cause life-threatening diseases in animals, including humans b. They are too small to have any effect on the rest of the ecosystem c. They perform many valuable jobs in an ecosystem, including decomposition d. They are all parasites and take food from plants and animals