Questions by David Ostrovsky

Questions by David Ostrovsky

Contemporary films do not appear to flicker because they are shot and projected at 16 frames per second. a)True b)False

asked Apr 18, 2024

1 answer

3 votes

1.9k views

A lightbulb is connected in series with a 7 Ω resistor and a 9.0 battery. If the current flowing through the circuit is 0.8 A, what is the internal resistance of the lightbulb (in ohms)? Round to the nearest

asked Apr 17, 2024

1 answer

4 votes

143k views

A particular lake has water lilies growing on it. On the first day, there is one water lily. Each day, the number of water lilies doubles. After 30 days, the whole lake is full of lilies. On which day

asked Apr 8, 2024

1 answer

2 votes

184k views

Can someone please help me on question 42 (7th grade math) pls and thank u :)

asked Dec 11, 2023

1 answer

0 votes

42.1k views

Calculate the overall grade for this studentThere are two classes that merge together; the science course itself and the lab course that is related to the science course. The students grade is 58.35 in

asked Aug 27, 2023

1 answer

0 votes

229k views

Help me please please help like right now right away please and ty

asked Jul 14, 2023

1 answer

0 votes

148k views

What are the missing operations? A. 48 ? (-8) = (-6) B. (-40) ? 8 =( -5) C. 12 ? (-2) = 14 D. 18 ? (-12) = 6 E. 18 ? (-20) = -2 F. 22 ? (-0.5) = -11

asked Apr 19, 2023

1 answer

2 votes

142k views

What is the median? 767 -765 767 769 769 -770 -767 768 sumbit

asked Mar 13, 2023

1 answer

21 votes

231k views

Margaret Mary, Doug , and Kako are at a local amusement park. They see an attraction called the Giant Slide, which is simply a very long and high inclined plane. Visitors at the amusement park climb a

asked Dec 14, 2022

1 answer

15 votes

142k views

The South was NOT able to figure out an easy solution for... А building their own weapons. B easily feeding their soldiers. c training their military officers. D navigating the battlefields

asked Nov 27, 2022

2 answers

2 votes

28.3k views

25x=1252-x exponential equation

asked Oct 9, 2022

1 answer

0 votes

164k views

What is x? (Triangle Theorems) 1. x = 54 2. x = 9 3. x = 24 4. x = 144

asked Sep 26, 2022

1 answer

0 votes

120k views

Trenton you on? Don't answer if i don't know you

asked Aug 21, 2022

2 answers

2 votes

13.6k views

A ball is thrown straight up from the top of a 64 foot tall building with an initial speed of 48 feet per second. The height of the ball as a function of time can be modeled by the function h(t) = –16t2

asked Aug 9, 2022

2 answers

4 votes

115k views

John ordered five large size pizzas for a party. Five kids each ate 1/10 slice, and twelve adults each at 3/10 slices. a) Find the total number of slices consumed. 41/10 b) Find the leftover pizza if any.

asked Jul 7, 2022

1 answer

5 votes

68.9k views

Percy’s golf score was 6 above par (+6) on Thursday. On Friday, he scored 4 under par (–4). What integer represents his combined score over the two days?

asked Jun 26, 2022

1 answer

2 votes

25.4k views

If a bowler rolls the bowling ball down the alleyway with a force of 1,000N. The ball exerts a reaction force again the alleyway with approximately how much force? Explain your thinking behind this.

asked Apr 15, 2022

2 answers

7 votes

125k views

The answer is B happy birthday to mehh

asked Feb 13, 2022

2 answers

13 votes

19.2k views

What is the primary employment in Alaska? A: manufacturing B: military C: Mining D: government

asked Feb 11, 2022

2 answers

3 votes

135k views

7. SOLVE THE EQUATION BELOW ASAP PLZ!

asked Dec 7, 2021

1 answer

3 votes

117k views

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