Questions by Dirk Mahler

Questions by Dirk Mahler

What did Antonie van Leeuwenhoek observe, and how did it impact the development of the cell theory?

asked Apr 18, 2021

1 answer

5 votes

222k views

What is the frequency of a wave that has a period of 0.5 seconds? A. 0.5 Hz B. 2 Hz C. 200 Hz D. 20 Hz

asked Feb 8, 2021

2 answers

0 votes

173k views

What atoms are present in each type of molecule

asked Jan 21, 2021

1 answer

4 votes

190k views

What happens if a President gets carried away and becomes too powerful by making too many Executive Orders?

asked Jan 15, 2021

2 answers

5 votes

152k views

Simplify -2xy+3x-2xy=3x

asked Nov 27, 2020

1 answer

0 votes

161k views

For how long did Islam’s Golden Age last? For how long did Islam’s Golden Age last?

asked Feb 18, 2020

2 answers

1 vote

107k views

Nancy is an 8-year-old girl who loves to play soccer. when her teams wins, he parents take her out for celebratory ice cream, but when nancy's team loses, her parents send her to bed without supper. the

asked Jun 18, 2019

1 answer

2 votes

205k views

ANSWER ASAPPPPP Study the group of signal words; then select the name of the pattern in which these signal words would probably be used. unlike, similarly A) cause-effect B) comparison-contrast C) order

asked Mar 19, 2019

1 answer

1 vote

130k views

Separate family group that descended from jacob

asked Dec 10, 2018

1 answer

4 votes

42.4k views

Barbara had curly hair her genotype for this trait is cc What do you infer from this

asked Nov 11, 2018

1 answer

1 vote

100k views

Which set of numbers is an arithmetic sequence?1, 5, 8, 13, ...2, 4, 8, 32, ...25, 21, 17, 13, ...81, 27, 9, 3, ...

asked Aug 7, 2018

2 answers

2 votes

81.5k views

Interestin facts about trump let me have them

asked Feb 15, 2018

2 answers

0 votes

208k views

Why was the 1968 election a turning point in US political history?

asked Jan 12, 2018

2 answers

5 votes

89.9k views

How many solutions does the system formed by x-y=3 and ay-ax+3a=0 have for a nonzero number a? Explain.

asked Dec 16, 2017

1 answer

4 votes

113k views

A swimmer, capable of swimming at a speed of 1.0 m/s in still water (i.e., the swimmer can swim with a speed of 1.0 m/s relative to the water), starts to swim directly across a 3.0-km-wide river. However,

asked Jun 12, 2017

1 answer

4 votes

85.6k views

Choose a paragraph from the article "The Melting Arctic" from the European Environmental Agency that relies on expert opinion to support the organization's point of view.

asked May 27, 2017

1 answer

2 votes

141k views

What geographic feature limited the eastward expansion of the Inca empire? A. Amazon River B. Andes Mountains C. Atlantic Ocean D. Pacific Ocean

asked Mar 22, 2017

2 answers

1 vote

135k views

Identify the turning point of the function f(x)=x^2-2x+8 by writing its equation in vertex form. Show work

asked Mar 2, 2015

1 answer

3 votes

203k views

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