Archive day

December 16, 2025

2,706 public questions were asked on this day.

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Question 3 (5 points) Match the parts of the figure below with the correct description of matter. Mono = one, di = two, Tri = three, tetra =four Column A 1. A: A 2. B: B 3. C: C 4. D: D 5. E: E Column B a.Homogeneous, mo...
Asked by tyrone 1 answer
What is the greatest advantage a handheld microphone has for a speaker when giving a speech? (1 point) Responses It gives the speaker something to hold onto if she gets nervous. It gives the speaker something to hold ont...
Asked by Nico 1 answer
In what way did Dr. Martin Luther King, Jr. have an effective speaking style? (1 point) Responses He had a tendency to shout, so everyone heard him. He had a tendency to shout, so everyone heard him. He spoke slowly and...
Asked by Nico 1 answer
vMegan needs to get she garden soil tested before she plants vegitables to be sold at the farmers market next summer. The chemist who will analyze the composition and any toxic substances in her garden soil is a _ chemis...
Asked by tyrone 1 answer
In the course of your speech, if you decide to read a brief item, letter or paragraph, the best way to do this in a natural and casual way is to (1 point) Responses practice, rehearse, use a bigger font, then practice so...
Asked by Nico 1 answer
When you are in front of an audience giving a speech, your posture should be (1 point) Responses with your back straight, head looking down. with your back straight, head looking down. laid-back. laid-back. holding yours...
Asked by Nico 1 answer
When giving a speech, the most important thing to remember about your body language is to (1 point) Responses keep your arms at your side so that you will not distract anyone from your message. keep your arms at your sid...
Asked by Nico 1 answer
Question 1 (2 points) Which of these is a characteristic of science and the scientific method? a It is based on observations, opinions and quantitative data gathered from controlled experiments by scientists. b Its findi...
Asked by tyrone 1 answer
In a series of controlled experiments, a student measures the force acting on a go-cart and the go-cart's acceleration. The student's data are shown below. Based on the recorded observations, what is the mass of the go-c...
Asked by Nico 1 answer
A box is initially at rest on a frictionless surface. It then experiences two forces, as shown in the picture. Which best describes what will happen to the box? (1 point) Responses It will move at a constant speed to the...
Asked by Nico 1 answer
The graphs below show the distance and time traveled by Object X and Object Y. Which statement is correct about the two objects? (1 point) Responses Neither object is traveling at a constant speed, and Object X is travel...
Asked by Nico 1 answer
An ant on a picnic table travels 30.0 cm to the east, then 15.0 cm to the west. What is the magnitude of the ant's displacement from its original position?(1 point) Responses 15 cm to the west 15 cm to the west 45 cm to...
Asked by Nico 1 answer
What is the difference between speed and velocity?(1 point) Responses Velocity has weight. Velocity has weight. Velocity has direction. Velocity has direction. Velocity has time. Velocity has time. Velocity has distance.
Asked by Nico 1 answer
David is skateboarding at a speed of 2.5 m/s. How far can he travel on his skateboard in 100 seconds? \large speed=\frac{distance}{time} (1 point) Responses 250 m 250 m 102.5 m 102.5 m 0.025 m 0.025 m 40 m
Asked by Nico 1 answer
Shown in the diagram below is path A from point P1 to P2, along which a dog ran. Also shown is an arrow labeled B. What do A and B represent in the diagram? (1 point) Responses A represents the displacement the dog trave...
Asked by Nico 1 answer
The graph below represents the relationship between speed and time for a car moving in a straight line. What is the acceleration of the car? (1 point) Responses 10 m/s2 10 m/s 2 0 m/s2 0 m/s 2 0.10 m/s2 0.10 m/s 2 1.0 m/...
Asked by Nico 1 answer
Why is it generally easier to push a heavy object that is already moving instead of the same heavy object that is stationary(1 point) Responses The normal force on the object is different if it is stationary or not The n...
Asked by Nico 1 answer
According to Newton's Third Law, if a sledgehammer hits a wall with a force of 1000 N, how much force does the wall hit the sledgehammer?(1 point) Responses 500 N 500 N 0 N 0 N -1000 N -1000 N 1000 N
Asked by Nico 1 answer
Trial Force (N) Acceleration (m/s^2) 1 10 N 2.5 2 12 3 3 22 5.5 Students are running an experiment in which they are measuring the acceleration after applying forces to a cart. Using the data above, what is the mass of t...
Asked by Nico 1 answer
A block with a mass of 55 kg is pulled with a force of 220 N. Assuming a frictionless surface, what will be the acceleration of the block?(1 point) Responses 9.8 m/s2 9.8 m/s 2 0.25 m/s2 0.25 m/s 2 4.0 m/s2 4.0 m/s 2 22...
Asked by Nico 1 answer
Look at Zeke. He’s riding his skateboard down a ramp. Assume that his acceleration is 0.8 m/s2. How much force does it take for him to accelerate at this rate? Zeke has a mass of 50 kg. (1 point) Responses 40 kg 40 kg 50...
Asked by Nico 1 answer
As you are walking, you foot gets caught on an uneven piece of sidewalk and you trip and fall. Which of the following explains what is happening using Newton's Laws? (1 point) Responses Your foot pushes the sidewalk with...
Asked by Nico 1 answer
Given the following nuclear reaction:
Asked by Nico 1 answer
When we write nuclear reactions, you use the A-Z-X formatting. Match the symbols to the terms they represent.
Asked by Nico 1 answer
Which process occurs when two nuclei come together to form one bigger nucleus?(1 point) Responses neither neither fusion fusion fission fission both
Asked by Nico 1 answer