Recent activity by Martineg

Recent activity by Martineg

What is the energy of an electromagnetic wave that has a wavelength of 7.0 x 10-12 m? Use the equation E= hc where hc = 1.99 × 10-25 J-m. OA. 2.8 × 10-14 J OB. 1.4 x 10-36 J OC. 9.0 x 10-37 J OD. 7.2 x

answered Nov 5, 2023

1 answer 63.4k views

Instructions: Given the quadratic function, state whether the parabola opens up or down, and whether it has a maximum or minimum.

answered Nov 2, 2023

1 answer 235k views

After Armenia's division in the 16th century, what power consistently ruled Western Armenia? A. Great Britain B. the Roman Empire D. France C. the Ottoman Empire

answered Sep 8, 2023

1 answer 185k views

HELP ON THIS PROM-BO-LIM1 1/5 + 5/6

asked Aug 8, 2023

1 answer 226k views

) experimental evidence indicates that the nucleus of an atom a) contains most of the mass of the atom b) contains a small percentage of the mass of the atom c) has no charge d) has a negative charge

asked Jun 5, 2023

2 answers 4.3k views

Write the coordinates of the vertices after a reflection over the line x=2.

asked May 26, 2023

1 answer 207k views

The midpoint of AB is M(6,2). If the coordinates of A are (4,8), what are the coordinates of B?

asked Apr 20, 2023

2 answers 66.5k views

What are the implications of Pascal's Law?

answered Apr 9, 2023

2 answers 24.5k views

Most of our time is spent in the

answered Mar 4, 2023

1 answer 43.8k views

Define central bank economics.

asked Dec 21, 2022

1 answer 156k views

We miss you! Stop bullying! Your words hurt people far more than you can imagine.

asked Dec 16, 2022

1 answer 80.2k views

Its the chink in the wall just took the test

answered Dec 10, 2022

1 answer 23.3k views

I need the angle i have the number awnser alternate exterior angles theorem vertical angles theorem corresponding angles postulate same side interior angles theorem alternate interior angles theorem are

asked Dec 4, 2022

1 answer 103k views

PLEASEE HELP MEEEE Use the hypothesis "equation" to answer the following: How does the amount of daylight affect the number of eggs laid by a chicken?

answered Nov 16, 2022

1 answer 39.1k views

The steps to simplify the expression 5÷1 over 100 times-0.7 times -20 oh shown below with one missing step which is the missing step

answered Nov 9, 2022

2 answers 48.2k views

The equator always revevies the direct rays of the sun why

answered Oct 25, 2022

1 answer 47.4k views

Can Somebody help me PLEASE

answered Sep 28, 2022

1 answer 148k views

Audrey invested $9,800 in an account paying an interest rate of 2\tfrac{7}{8}2 8 7 % compounded annually. Naomi invested $9,800 in an account paying an interest rate of 3\tfrac{1}{4}3 4 1 % compounded

answered Sep 23, 2022

1 answer 100k views

Somebody help me please

asked Sep 16, 2022

1 answer 140k views

Au2S3 + 3H2 2Au + 3H2S

answered Aug 14, 2022

1 answer 111k views

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