Does the speedometer of a car read average speed or instantaneous speed? how do you know?

Decide whether each activity is aerobic or anaerobic exercise. sprinting to catch the bus

Which of the following colors are part of the visible spectrum? A. violet B. blue C. red D. all of these

Write the word equation, balanced symbol equations and ionic equation got magnesium carbonate

Why are collisions between galaxies more likely than collisions between stars within a galaxy?

You walk 33 m to the north, then tirn 60 degrees to your right and walk another 45 m. How far are you from where you originally started?

Which represents a system that is almost completely closed?

If many household substances classify as acids or bases what is the ph scale

A protostar forms once the nebular cloud condenses and the core begins

How do whales bats and dolphins use echolocation? A To scare away predators B To attract mates C To orient them selves and find food D To tell animals of there species where they are

How much force would be needed to move a car with the mass of 100kg to an acceleration of 5m/s/s?