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Science 9 - Teale
Mrs. Teale Final Exam Study Cards
| Question | Answer |
|---|---|
| What is another word that describes the change of state, commonly known as freezing? | solidification |
| What is the change of state when liquid turns into a gas? | evaporation |
| What is "Density"? | The mass per unit of volume of a substance |
| Which of the subatomic particles make up MOST of the space of an atom? | electrons |
| A "FAMILY" of elements is a ______________ column. | vertical |
| A "PERIOD" of elements is a ___________________ row. | horizontal |
| The atomic number is the number of ____________________? | protons |
| What does a liquid become when it reaches it's boiling point? | gas |
| Which subatomic particles make up most of the MASS of an atom? | protons and neutrons |
| Every atom has the equal number of | electrons and protons |
| What is the chemical formula for Iron (II) Oxide | FeO |
| What is a covalent compound? | Two non-metals combined |
| What is an ionic compound? | 1 non-metal and 1 metal combined |
| What happens during a physical change? | No new substance is created |
| What happens during a chemical change? | There is a new substance created. |
| A gene is a _______________________ | a section of DNA that codes for a specific protein. |
| What is the job of the endoplasmic reticulum? | To transport materials that are made in the cell |
| What is the job of a ribosome? | To make proteins |
| What is the job of the mitochondria | To provide energy for the cell by changing sugar into usable protein. |
| Which cell has a cell wall? | The Plant Cell |
| What are the chloroplasts? | Organelles that trap energy from the sun and make glucose. |
| What is the job of the nucleus? | It is the control centre of the cell. |
| The cell membrane's job is to ________________________ | separate the inside of a cell from its external environment. |
| What is the type of mutation that helps an organism? | Positive mutation |
| What does the protein, "T" in DNA match too? | A |
| What does the protein, "G" in DNA match too? | C |
| Define Binary Fission | A form of asexual reproduction through cell division |
| In what part of the cell are the chromosomes located? | Nucleus |
| Mitosis is the process where | Body Cells replicate themselves |
| Sexual Reproduction requires | Two parents |
| Asexual Reproduction requires | One Parent |
| Name a species that reproduces from fragmentation | starfish |
| What is the name of the phase where the spindle fibres begin to contract and shorten and the sister chromatids move to opposite sides of the cell. | Anaphase |
| The three main stages of the cell cycle are: | interphase, mitosis and cytokinesis |
| What is the longest stage of the cell cycle? | Interphase |
| A fertilized cell is called a | zygote |
| How m any chromosomes are in a human sperm cell? | 23 |
| What is an example of a gamete? | sperm cell |
| What is the male reproductive organ of a flowering plant? | stamen |
| What is the female reproductive organ of a flowering plant? | pistil |
| How does a positively charged object become neutral? | gains electrons |
| A _______________ does NOT allow electrons to flow easily through | insulator |
| A _______________ DOES allow electrons to move easily through | conductor |
| What are the two main parts of an atom | Nucleus and Electron Shell |
| Is the charge for a proton positive or negative? | Positive |
| What is the charge of a neutron? | neutral |
| Rust is the example of what kind of change? Chemical or Physical? | Chemical |
| Ice melting is the example of what kind of change? Chemical or Physical | Physical |
| Particles are close to together and slide past one another. This is an example of what Theory? | Kinetic Molecular Theory |
| What in the cell changes sugar into energy? | Mitochondria |
| What contains information to make proteins in the cell? | Nucleus |
| Where are the Ribosomes made? | Nucleus |
| Where do the Ribosomes attach? | Endoplasmic Reticulum |
| What phase does DNA replicate in? | Anaphase |
| What phase does the nuclear membrane form around each set of chromosomes? | Telophase II |
| What phase do the sister chromatids move to opposite ends of the cell? | Anaphase II |
| What phase is there one chromosome of the homologous pair in each cell? | Prophase II |
| Volts divided by current is what? | Resistance |
| What is unit for power? | watts |
| What is the unit for energy? | joules |
Created by:
avos
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