Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its...
-
Upload
arleen-cox -
Category
Documents
-
view
215 -
download
0
description
Transcript of Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its...
![Page 1: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/1.jpg)
Question #1The wax candle below has a volume of 200
cm3 and a mass of 180 grams.
What is its density and will it float in water? Would half of it float or sink?
Answers:density = 0.9 g/ cm3 & it will float in water/ half will also float (density doesn’t depend on size)
![Page 2: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/2.jpg)
Question #2Describe 2 physical properties of the tree
pictured below:
Answers:Green, brown, rounded on top, wide,
narrow at bottom, high mass
![Page 3: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/3.jpg)
Question #3
Match the element with its descriptionA.Nonreactive 1. FB.Metal 2. OC.Halogen 3. MgD.Group 16 period 2 4. Ne
Answers:A – 4; B – 3; C – 1; D - 2
![Page 4: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/4.jpg)
Question #4
A. In which phase of matter pictured below are the particles closest together?B. In which phase of matter are the particles moving the fastest?C. Which phase of matter has a definite volume but not a definite shape?
solid liquid gas
Answers:A: solid (except water) B: gas C: liquid
![Page 5: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/5.jpg)
Question #5What would happen to an astronaut’s mass and weight on Mars (Mars has less gravitational pull
than Earth)?
Answers:Weight: less Mass: same
![Page 6: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/6.jpg)
Question #6
Identify each characteristic below as either a chemical or physical property.
a. color and streak b. phase (solid, liquid, gas)c. reaction with oxygen (flammability)
Answers:A: physical B: physical C: chemical
![Page 7: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/7.jpg)
Question #7
Identify each of the following elements:a.10 protons in its nucleusb.Group 1 Period 4c. Noble gas & atomic mass 84
Answer:a. Neon b. potassium (K) c. Krypton.
![Page 8: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/8.jpg)
Question #8
A. What is true of the liquid at the top of the density column?
B. What is true of the liquid at the bottom of the density column ?
Answer:A: lowest density B: highest density
![Page 9: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/9.jpg)
Question #9Use the mineral key to identify the following mineral:Density: 3.5 g/mL Hardness: 8Fizzes in acid: No Streak: colorless
Answer:topaz
![Page 10: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/10.jpg)
Question #10Identify the term that goes with each definition below:
a. Force of gravity acting on an object’s mass.b. Property of matter that is determined by changing the
identity of a substance. (ex. flammability)c. Property of matter that is determined without changing
the identity of a substance. (ex. size)d. Simplest form of matter than cannot be broken downe. Particle made up of protons, neutrons & electrons.
Smallest unit of an element.
Answer:A: weight b. chemical property
c. physical property d. element e. atom
![Page 11: Question #1 The wax candle below has a volume of 200 cm 3 and a mass of 180 grams. What is its density and will it float in water? Would half of it float.](https://reader036.fdocuments.in/reader036/viewer/2022062523/5a4d1b107f8b9ab05998edb7/html5/thumbnails/11.jpg)
Question #11Identify each substance has an acid, base, or neutral
a. Water (pH: 7) c. cola (pH: 5)
b. Baking soda (pH = 8)
Answers:a: neutral b: base c: acid