1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Firdavs [7]
3 years ago
15

If you used a heat lamp instead of a flashlight, which penny wouldget the hottest? Explain why.

Chemistry
2 answers:
sineoko [7]3 years ago
8 0
Which ever penny that your using will be hot if you use heat lamp the only difference is the direction.
V125BC [204]3 years ago
7 0

Answer:

the one using a heat lamp would be the hottest

Explanation:

the heat lamp would go into the copper penny and copper is a type of metal so the copper would absorb the heat

flashlight gives of light not heat

You might be interested in
What is chalk made of?
aksik [14]
I think it is calcium carbonate, from sedimentary rocks and such
7 0
4 years ago
Read 2 more answers
What percentage of gases that make up the atmosphere are found in the troposphere and atmosphere combined?
victus00 [196]

Answer:

Explanation:

Earth's atmosphere is composed of about 78% nitrogen, 21% oxygen, and one percent other gases. These gases are found in layers (troposphere, stratosphere, mesosphere, thermosphere, and exosphere) defined by unique features such as temperature and pressure.

5 0
3 years ago
If you can answer as many of these as possible that would be great, will give thanks, 5 stars, and brainliest :)
alexandr1967 [171]

Answer:

  1. The nucleus of the atom as suggested by "nuclear" chemistry.
  2. Radioactive element are generally very large due to both their high number of protons, neutrons, and electrons.
  3. An excessive amount of protons or neutrons.
  4. Periodic table, table O, and table N.
  5. Personal opinion question.
  6. The atomic number.
  7. It represents the number of protons, and can also represent the number of electrons in a neutral atom (an atom with no charge).
  8. Protons ---- element.
  9. Random, self-generated.
  10. Gamma radiation is the only thing on table O that is mass less. Close to being the same is Beta particles which have almost no mass.
  11. Neutrons and Gamma radiation.
  12. Gamma radiation.
  13. Electrons and Beta particles.
  14. To turn one element into the isotope of another. Yes, I believe it is aptly named because you are changing the identity of the element.
  15. The number of protons because they are what define the identity of an element.

Goodluck!

3 0
3 years ago
Chemicals that are able to reduce activation energy in a reaction and speed the reaction rate are
SOVA2 [1]
I believe it's D. A catalyst causes an increases the rate of a reaction without itself being consumed. 
3 0
3 years ago
Read 2 more answers
DNA contains genes that provide instructions for inherited traits. What is the relationship between the genes and chromosomes?
lara31 [8.8K]

Answer:

Genes are segments of DNA that are located on the chromosomes of each cell.

Explanation:

Chromosomes are basically tightly bundled thingies containing genes, DNA, whatever. Phenotype and genotype have nothing to do with chromosomes, that's just how WE describe them.

5 0
4 years ago
Other questions:
  • Which of the following is accurate when discussing specific heat? A. The specific heat of a gas may be measured at constant pres
    13·2 answers
  • The following reaction mixture contains 0.22 M CH4, 0.67 M CO2 and 1.3 M H2O. Which of the following statements is TRUE concerni
    14·1 answer
  • The chemical symbol for sodium is <br> a. na. <br> b. n. <br> c. s. <br> d. sn.
    8·1 answer
  • How would you prepare 500 ml of a 0.2% solution of the detergent Tween-20? This reagent is a liquid in its pure state.
    13·1 answer
  • When might it be preferable to use direct quotations rather than summarizing or paraphrasing
    9·2 answers
  • A sample consisting of 65.0 g of xenon is confined in a container at 2.00 atm and 298 K and then allowed to expand adiabatically
    7·1 answer
  • Daylight hours are longer for the hemisphere that is tilted toward the Sun during the solstice.
    12·1 answer
  • Acids containing polyatomic ions are named according to the name of the anion.​ true or false
    9·1 answer
  • What is a commission?
    10·1 answer
  • New questionWhat mass of calcium chloride (CaCl₂) would beproduced from the reaction of 125.9 g of hydrochloriacid (HCI) with ex
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!