Plants that shed their leaves seasonally each year are called deciduous plants, and grapevines are woody deciduous plants. Given these facts, what are woody and shed their leaves seasonally among the following options: - they bend - during the day - burrs - Exfoliation - grapevines - adding heat - bioaerosols - When it's cold
grapevines

The digestive system breaks food into nutrients for the body, and tapeworms have no digestive system and consist primarily of a reproductive system. Given these facts, what breaks food into nutrients for the body among the following options: - Fully cooking the oysters - secretion of acids and bases - Eating and drinking - the most widely used biofuel - the stage of citokinesis - To conserve energy - Something that tapeworms do not have - hydration of their cells
Something that tapeworms do not have

Q: If an object in a fluid is more dense than that fluid then that object will sink in that fluid because of gravity, and weight is the force of gravity on an object. Given these facts, why will an object sink in fluid among the following options: - The object drinks the fluid - The fluid is heavier - It weighs more - permineralization - erosion - The object absorbs its energy - a hydraulic system - to move people
A: It weighs more

Question: Completing a circuit causes electricity to flow through that circuit, and when completing the circuit, just touch the wire to the battery. Given these facts, what happens when the wire touches the battery among the following options: - chemical reaction - The battery glows - heat energy - The battery dies - Electricity flows - Electricity stops - electromagnetic energy - activation energy
Answer: Electricity flows

*Question*
Energy is used for heating a building by a heating system, and radiators are used to heat the building, The energy source is oil. Given these facts, what is used to heat a building by a heating system among the following options: - engines - wind - insulation - photons - radiator - body heat - calcite - ice
**Answer**
radiator

*Question*
Hitting an object causes the particles in that object to vibrate, and sound energy is created by vibrating objects. Given these facts, hitting an object causes the particles in that object to create what among the following options: - Electrical energy - activation energy - solar energy - sound energy - heat energy - Temperature - water energy - friction
**Answer**
sound energy