Recent activity by Ribena

Recent activity by Ribena

Replacing standard incandescent light bulbs with energy-efficient compact fluorescent lightbulbs can save a lot of energy. Calculate the amount of energy saved over 10 h when one 60 W incandescent lightbulb

answered Nov 1, 2023

1 answer 64.2k views

Can someone help me and thank you

answered Oct 27, 2023

1 answer 151k views

When was harriet tubman born and when did she die?.

answered Oct 14, 2023

2 answers 113k views

What can you figure out about the prices of the items (hat, pikachu, briefcase)? Show or explain your thinking.

asked Oct 5, 2023

1 answer 182k views

Whats is the purpose of strikerbreakers ?

answered Oct 2, 2023

1 answer 127k views

Calculate the frequency of yellow light with a wavelength of 580 x 10–9 m.

answered Sep 22, 2023

1 answer 7.4k views

We cannot work without friction . why?

asked Aug 25, 2023

1 answer 229k views

If you have 5.3x10^26 molecules of water how many moles of water do you have?

answered May 13, 2023

1 answer 103k views

A ladder is leaning against the top of an 8.9 m wall. If the bottom of the ladder is 4.7 M from the bottom of the wall, then the angle between the ladder and the wall is

asked Jan 24, 2023

1 answer 209k views

The Union's capturing of Port Hudson meant that ____. A. the war was over B.the South was split in two C.New Orleans would soon follow D. Britain and France would support the South PLS HELP THIS IS DONE

answered Dec 16, 2022

2 answers 95.5k views

What type of polynomial is 14x2 + 3x – 15?

answered Dec 13, 2022

2 answers 226k views

what \: is \: reflection \: of \: light \: {?}

asked Nov 3, 2022

2 answers 55.7k views

there are 40 identical marbles in a box.18 of the marbles are blue, 14 are red and 8 green.what is the probability that a marble selected at random are either blue or green

answered Oct 23, 2022

1 answer 142k views

Whats the magnatude of the vector,(2,-2)? round your answer to the nearest hundredth, if necessary

answered Oct 15, 2022

1 answer 167k views

Reasons why Christian's should stop the spread of devil worshipping

asked Oct 15, 2022

1 answer 18.6k views

2. Is 1/3 greater than, less than, or equal to 3/9

asked Oct 13, 2022

2 answers 218k views

Find the volume of the cube below with a side length of 7.

answered Aug 28, 2022

1 answer 222k views

Write down the unit of mass ,temperature ,power and density

asked Aug 5, 2022

2 answers 203k views

What is an auxiliary line in Geometry

asked Aug 4, 2022

1 answer 107k views

Y = -6x² - 12x -1 Quadratic function

answered May 8, 2022

1 answer 85.9k views

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