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Questions (10)
Out of my 2 strategies, I have chosen strategy 1 which was lowering the costs of the cars. Although, there are more benefits
1 answer
120 views
Some fish have bladders full of gas inside their bodies. They can control the amount of gas inside these bladders. Explain how
7 answers
163 views
The equation 1 + 2 + 3 + 4 + 5 +6 + 7 + 8 + 9 = 100 is clearly incorrect. By removing some + signs,
including some — signs and
1 answer
211 views
In your own words, explain how it's possible for things to have different weights on different planets.
3 answers
132 views
Describe how to draw magnetic field lines. Identify an example of how we can see them around a magnet.
5 answers
170 views
Research the strength of gravity on the Moon and compare it to Earth's gravity strength. Describe what life might be like if we
7 answers
159 views
Review Instructions
It's the year 2180 and a human settlement has been created on Titan, one of Saturn's moons, and your family
3 answers
143 views
Remember and understand
1. Which two of the following forces act on you when you float on your back in a swimming pool?
7 answers
152 views
Use surface tension to explain the photographs below.
image one: Water droplets on a leaf image 2: cup of water
3 answers
134 views
The United States is hiding a decades-long program that collects and dismantles* Unidentified Flying Objects (UFOs)* to see how
1 answer
115 views
Answers (14)
please hsorten that again !
Explain why a body weighs less in water (which has a density of 1 g/mL) than it does in air. A 500 g mass is weighed in air and then in water. This experiment is repeated with salt water (density of 1.2 g/mL) and methylated spirits (density of 0.8 g/mL).
please shorten that
A navigational compass has a magnetised needle which always points north. This allows people to navigate correctly wherever they are on the Earth! Research why a compass needle always points north to south and interpret what this means about the Earth.
After a bonfire its important to separate any unburned materials before disposing of the ashes. We can do some of this using a magnet. Explain why steel nails are attracted to the magnet, but a material such as copper wire would be left in the ashes.
In this lesson, we looked briefly at how the Moon maintains its orbit around the Earth. Satellites, such as the International Space Station, also maintain a steady orbit around the planet. Research and describe how orbits work. Explain how the Moon's orbit
The weight of an object is equal to the mass of the object multiplied by the force of gravity. In the year 2500, a class goes on a field trip to Jupiter. One of the students is surprised to find that he weighs about 2.5 times more than he did on Earth!
Describe the difference between mass and weight. Explain how mass affects weight. Hint: think about their definitions, how we measure them and how they change throughout the Universe.
As an astronaut exploring distant alien worlds, you have been granted the honour of being the first person to ever step foot on planet Rumina. You have been told that the gravitational force exerted by this planet on objects is half the strength of Earth's
now please shorten that
Define buoyancy using an example.
please shoteen the answers
please shorten all that into 2 seperate paragraphs in 3 sentences max
Sorry but a change again, with the waiter can there be no person saying it can there just be the narrator saying , 'the waiter came with the orders' and stuff like that please
