Questions by Barend Gehrels

Questions by Barend Gehrels

(it's a fill in the blank) ____ provide the means for other professions to perform their jobs more efficiently and effectively.

asked Jun 26, 2021

2 answers

1 vote

202k views

Which of the following statements is true? a. A technological society has no impact on the environment. b. A technological society has a completely positive impact on the environment. c. A technological

asked May 10, 2021

2 answers

5 votes

168k views

Please help! asap!!!

asked May 10, 2021

1 answer

4 votes

182k views

What two new empires did Spain create in the americas

asked Apr 25, 2021

1 answer

3 votes

184k views

A bag contains 8 red. 3 blue and 13 yellow discs. A disc is selected at random from the bag. What is the probability that the dise selected is! (i) red (ii) blue (ii) yellow (iv) not yellow?

asked Feb 7, 2021

2 answers

3 votes

10.1k views

What is the main reason that ultraviolet astronomy must be done in space?

asked Nov 11, 2020

1 answer

0 votes

59.1k views

Using other means of blank like riding your bike ,can help to reduce the amount of carbon monoxide-creating engines on the road Pollution Exploration Transportations

asked Jul 22, 2020

2 answers

5 votes

223k views

The main occupation of the Middle Colonies was

asked Jun 16, 2020

1 answer

2 votes

194k views

Sam used 2 /3 tablespoons of chili powder to make 1/ 9 liters of chili. If Sam's recipe is for 1 liter of chili, how much chili powder will he need to make 1 /2 the recipe?

asked Mar 22, 2020

2 answers

4 votes

5.7k views

5. Objects with potential energy got that energy: A. Entirely from their height above the earth. B. After work was performed on them. C. When kinetic energy was released from fossil fuels. D. Through electromagnetic

asked Mar 1, 2020

1 answer

2 votes

1.3k views

Which term names two chromosomes that look alike under a microscope? A. brothers B. parentals C. homologous D. alleles

asked Jul 21, 2019

2 answers

1 vote

68.7k views

PLEASE ANSWER I NEED HELP

asked May 18, 2019

1 answer

5 votes

13.9k views

Which of the following is an example of a double-replacement reaction? A. 3K + AlCl3à 3KCl + Al B. KOH + HBr à KBr + H2O C. CH4 + 2O2à CO2 + 2H2O D. Cu + 2H2SO4à CuSO4 + SO2 + 2H2O

asked May 18, 2019

1 answer

1 vote

146k views

Which of the following sets of whole numbers represents all the even three-digit numbers with a 6 in the hundreds place and 3 in the tens place? 361; 363; 365; 367; 369 630; 632; 634; 636; 638 360; 633;

asked Mar 21, 2019

1 answer

2 votes

164k views

A pressure cooker is a pot whose lid can be tightly sealed to prevent gas from entering or escaping. even without knowing how big the pressure cooker is, or what altitude it is being used at, we can make

asked Nov 12, 2018

1 answer

4 votes

86.7k views

What substance is added to an organic molecule to test for the degree of saturation? bromine hydrogen gas water hydrogen bromide?

asked Sep 17, 2018

1 answer

3 votes

38.1k views

The table shows the total number of student applications to universities in a particular state over a period of 12 semesters. A random sample of 5 semesters of data is drawn from this population of 12

asked Aug 16, 2018

1 answer

4 votes

183k views

Which nutrient absorption reduces with abnormally high levels of phosphorus?

asked Jun 17, 2018

2 answers

3 votes

157k views

In Ms. Perron's class, 75% of the students are boys. There are 18 boys in the class. What is the total number of students in Ms. Perron's class

asked May 26, 2018

2 answers

0 votes

3.2k views

Which of the following planets most likely has the coldest surface temperature? A. Mercury B. Mars C. Saturn D. Venus

asked May 18, 2018

2 answers

0 votes

9.9k views

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