4,347 Answered Questions for the topic Science

05/02/22

As a student, what are the DRRM(Disaster Risk Reduction and Management) measures and interventions in your school and barangay that you need to accomplish, support, and/or participate?

As a student, what are the DRRM(Disaster Risk Reduction and Management) measures and interventions in your school and barangay that you need to accomplish, support, and/or participate? List 5 of them. more
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05/02/22

As a student, what are the DRRM(Disaster Risk Reduction and Management) measures and interventions in your school and barangay that you need to accomplish, support, and/or participate?
As a student, what are the DRRM(Disaster Risk Reduction and Management) measures and interventions in your school and barangay that you need to accomplish, support, and/or participate? List 5 of... more
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Science Biology

05/01/22

explain what happened in Flint, Michigan to their water supply.
explain what happened in Flint, Michigan to their water supply.
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Science Biology

05/01/22

If the enzyme helicase was denatured, which step in DNA replication would be most affected?
If the enzyme helicase was denatured, which step in DNA replication would be most affected? The removal of the RNA primers The correct pairing of the nucleotides The formation of the replication... more
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Science Biology

05/01/22

What is the function of enzyme DNA polymerase in DNA replication?
What is the function of enzyme DNA polymerase in DNA replication? Unzipping the strand Adding nucleotides to the 3’ end of the strand Removing Okazaki fragments from the strand Repairing damaged to... more
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Science Biology

05/01/22

Explain what has happened in the diagram.
Explain what has happened in the diagram.
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Science Biology

05/01/22

Describe 3 functions of the proteins found in the cell membrane.
Describe 3 functions of the proteins found in the cell membrane.
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Science Biology

05/01/22

Which statement describes what will most likely happen to the plant over time?
A potted plant is placed inside a dark closet that has water pumped into it on a regular basis, but the plant does not have access to oxygen or carbon dioxide. Which statement describes what will... more
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Science Biology

04/29/22

During which phase of the cell cycle would a problematic mutation leading to cancer most likely occur? 
cer Mutations are errors in the DNA copying process. Cancer is often caused when mutations occur in the cell cycle. During which phase of the cell cycle would a problematic mutation leading to... more
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Science Biology

04/29/22

What would be the results of the vasectomy?
A vasectomy is a minor surgery that blocks or cuts the vas deferens. In the diagram below, Point 1 shows where the vas deferens would be cut and Point 2 shows how the vas deferens is sealed with... more
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Science Physics

04/29/22

PHYSICS DOUBT -
We know why the sky is blue, that's because the atmosphere contains particles that scatter the blue light, making the sky blue. But at night, why is the sky not blue or any other colour in the... more
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Science Physics

04/27/22

Find the maximum height h attained
‎A bullet of ma‎ss m= 7.50 [g] is fire‎d horiznt‎ally with a spe‎ed v= 549 [m/s] in‎to a b‎ob of a b‎allistic pend‎ulum of ma‎ss M= 1.20 [kg]. Fin‎d the maxi‎mum h‎eight h attai‎ned by the bo‎b if... more
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Science Physics

04/27/22

Wh‎at are the spe‎eds of the two pu‎cks after the colli‎sion?
A pu‎ck with m‎ass mA= 3.14 [g] mo‎ves east‎ward with spe‎ed vA= 6.25 [m/s]. It c‎ollides with an‎other p‎uck of ma‎ss mB= 2.99 [g] an‎d is m‎oving no‎rthward with spe‎ed vB=3.65 [m/s]. Aft‎er the... more
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Science Physics

04/27/22

Wh‎at is the sp‎eed of the ba‎ll jus‎t be‎fore it re‎aches the gro‎und
Jeric, a profes‎sional roo‎ftop futbo‎l p‎layer, kic‎ked a 0.550 [kg] b‎all of‎f a r‎ooftop th‎at is 90.0 [m] ‎off the gr‎ound, at 20‎.0 [m/s] ori‎ented 30.0º a‎bove his horizo‎n. Hi‎s p‎al,... more
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Science Chemistry

04/27/22

Choosing best titrant
A stud‎ent is pre‎paring to titra‎te 25.00 mL of 0.2 M NaOH.  He has opti‎ons to use am‎ong 3 we‎ak mono‎protic ac‎id at same concentrati‎on, with ‎different aci‎d diss‎ociation con‎stants, WA1= 1... more
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Science Chemistry

04/27/22

Titrimetry Problem
The blo‎od alc‎ohol (C2H5OH) lev‎el can be determ‎ined by ti‎trating a sam‎ple of blo‎od pla‎sma with an aci‎dic potass‎ium dichrom‎ate solu‎tion, re‎sulting in the produc‎tion of Cr3+ (aq) and... more
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04/25/22

Why does the increased permeability of a membrane result in less ATP produced per molecule of glucose?
Weight loss medications have been developed that specifically target the inner membrane of the mitochondria (the membrane that the electron transport chain is embedded in). These medications make... more
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04/24/22

Linear velocity problem
The diameter of the back wheel of a tricycle is 1.5 times longer than the front wheel's diameter. When the tricycle is moving, the surface points of the back wheel move with the linear velocity of... more
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04/24/22

Kinematics: compare the velocities
The motion equations of two moving bodies are:x1=1+3tx2=t+2t2Compare the velocities during a) the end of first five seconds; b) the end of last five secondsThe correct answer for a) should be:... more
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04/24/22

Please help me write the result of correlation coefficient of the research paper
https://drive.google.com/file/d/1_cs2AStcvpu4ZQaF9KramI4G45Qv3tr2/view?usp=sharing
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Science

04/21/22

Two people are playing tug of war. One person pulls to the right with 32 N of force. The other person pulls to the left with 37 N of force. How strong is the net force and in which direction?
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Science

04/21/22

Two people are playing tug of war. One person pulls to the right with 32 N of force. The other person pulls to the left with 37 N of force. How strong is the net force and in which direction?
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04/21/22

Hello! What is the reactant for NaOH (aq) + CuSO4 (aq) and also for Al (s) + CuCl2 (aq)?

I'm having trouble understanding our chemical reactions lesson at the moment. I've tried looking at other examples online but I can't comprehend them well. Any answers are appreciated. Thank you!
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04/20/22

similarities and differences between plant and animal
1. two or three similarities and differences between plant and animal reproduction2. two or three similarities and differences between plant and animal development3. two or three similarities and... more
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04/20/22

similarities and differences between plant and animal
1. two or three similarities and differences between plant and animal gas exchange and transport/circulation2. two or three similarities and differences between plant and animal regulation of body... more
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