Can you see the aurora australis with your eyes? Don’t expect to see a dancing rainbow with the naked eye though, you’ll need a camera. According to Margaret Sonnemann, creator of the Aurora Australis Tasmania Facebook group (50,000+ followers) and the Aurora Chaser’s Handbook, you’re unlikely to see any colour. “Our eyes are not designed […]
How do weather stations collect data?
How do weather stations collect data? Weather instruments collect data from all over the world at thousands of weather stations (figure below). Many are on land, but some float in the oceans on buoys. Weather stations collect data on land and sea. Weather balloons, satellites, and radar collect data in the atmosphere. Which tool do […]
Is 5000 lumens a lot?
Do drop-down menus hurt SEO?
Do drop-down menus hurt SEO? Nope! In-fact, drop-down menus can help your user experience but they do not effect your SEO. A drop-down menu can help a user see which categories may have which sections in them so they are often highly suggested. How many items are in a drop-down? If you have a very […]
What are 3 major differences between plant and animal cells?
What are 3 major differences between plant and animal cells? Major structural differences between a plant and an animal cell include: Plant cells have a cell wall, but animals cells do not. Cell walls provide support and give shape to plants. Plant cells have chloroplasts, but animal cells do not. What separates animals from plants? […]
What should a kitchen worker use to cover a cut on his hand?
What should a kitchen worker use to cover a cut on his hand? If a food employee working with an exposed food is using an impermeable cover (bandage, finger cot or finger stall) located on the wrist, hand or finger, the employee shall protect the cover with a single-use glove. Which 2 of the following […]
Can you lose weight by walking 1 mile a day?
Can you lose weight by walking 1 mile a day? Walking is a moderate-intensity exercise that can be easily incorporated into your daily life. In fact, walking just one mile burns about 100 calories. If you want to lose weight, you’ll get the best results by combining your increase in physical activity with healthy changes […]
Does wiping off sweat help cool the body?
Does wiping off sweat help cool the body? As each gram of sweat transitions from liquid to gas phase, it absorbs 2,427 joules of energy from the body and dissipates the heat into the environment. But if you wipe away the perspiration before it evaporates, that process will get cut short, and you’ll need to […]
How do you find the frequency of a sine equation?
How does chlorophyll use light energy?
How does chlorophyll use light energy? Chlorophyll’s job in a plant is to absorb light—usually sunlight. The energy absorbed from light is transferred to two kinds of energy-storing molecules. Through photosynthesis, the plant uses the stored energy to convert carbon dioxide (absorbed from the air) and water into glucose, a type of sugar. What part […]